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210112211012 = 221119125001453
BaseRepresentation
bin1100001110101110101…
…0011110100001000100
3202002100002012020012012
43003223222132201010
511420302211223022
6240305121513352
721115530216524
oct3035352364104
9662302166165
10210112211012
1181120957a90
123487a1a2858
1316a763371a2
14a2530d3684
1556eb0e9de2
hex30eba9e844

210112211012 has 24 divisors (see below), whose sum is σ = 403223450112. Its totient is φ = 95005517600.

The previous prime is 210112211009. The next prime is 210112211017.

210112211012 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (210112211017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12492323 + ... + 12509130.

It is an arithmetic number, because the mean of its divisors is an integer number (16800977088).

Almost surely, 2210112211012 is an apocalyptic number.

210112211012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

210112211012 is a deficient number, since it is larger than the sum of its proper divisors (193111239100).

210112211012 is a wasteful number, since it uses less digits than its factorization.

210112211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25001659 (or 25001657 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

It can be divided in two parts, 210112 and 211012, that added together give a palindrome (421124).

The spelling of 210112211012 in words is "two hundred ten billion, one hundred twelve million, two hundred eleven thousand, twelve".

Divisors: 1 2 4 11 22 44 191 382 764 2101 4202 8404 25001453 50002906 100005812 275015983 550031966 1100063932 4775277523 9550555046 19101110092 52528052753 105056105506 210112211012