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2210102011212 = 2231231325146021
BaseRepresentation
bin100000001010010100010…
…110000110010101001100
321211021122210211212122220
4200022110112012111030
5242202242103324322
64411150140135340
7315450250063554
oct40122426062514
97737583755586
102210102011212
11782331a71587
122b83ba837550
13130547739a74
1478d8048a164
153c75326055c
hex2029458654c

2210102011212 has 48 divisors (see below), whose sum is σ = 5162793613824. Its totient is φ = 735859800000.

The previous prime is 2210102011157. The next prime is 2210102011217. The reversal of 2210102011212 is 2121102010122.

It is a super-3 number, since 3×22101020112123 (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2210102011191 and 2210102011200.

It is not an unprimeable number, because it can be changed into a prime (2210102011217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48000762 + ... + 48046782.

It is an arithmetic number, because the mean of its divisors is an integer number (107558200288).

Almost surely, 22210102011212 is an apocalyptic number.

It is an amenable number.

2210102011212 is an abundant number, since it is smaller than the sum of its proper divisors (2952691602612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2210102011212 is a wasteful number, since it uses less digits than its factorization.

2210102011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50510 (or 50508 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2210102011212 its reverse (2121102010122), we get a palindrome (4331204021334).

The spelling of 2210102011212 in words is "two trillion, two hundred ten billion, one hundred two million, eleven thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 1231 2462 3251 3693 4924 6502 7386 9753 13004 14772 19506 39012 46021 92042 138063 184084 276126 552252 4001981 8003962 12005943 16007924 24011886 48023772 56651851 113303702 149614271 169955553 226607404 299228542 339911106 448842813 598457084 679822212 897685626 1795371252 184175167601 368350335202 552525502803 736700670404 1105051005606 2210102011212