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1102010221212 = 223509091803889
BaseRepresentation
bin10000000010010100111…
…011011000001010011100
310220100110222122120211020
4100002110323120022130
5121023404104034322
62202131223324140
7142421561216535
oct20022473301234
93810428576736
101102010221212
113953a6049a3a
121596b0bb0650
137cbc43c0a94
143b4a246368c
151d9ec1d205c
hex10094ed829c

1102010221212 has 24 divisors (see below), whose sum is σ = 2571409117200. Its totient is φ = 367329321216.

The previous prime is 1102010221211. The next prime is 1102010221303. The reversal of 1102010221212 is 2121220102011.

It is a junction number, because it is equal to n+sod(n) for n = 1102010221191 and 1102010221200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102010221211) 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, 291037 + ... + 1512852.

It is an arithmetic number, because the mean of its divisors is an integer number (107142046550).

Almost surely, 21102010221212 is an apocalyptic number.

1102010221212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102010221212 is an abundant number, since it is smaller than the sum of its proper divisors (1469398895988).

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

1102010221212 is a wasteful number, since it uses less digits than its factorization.

1102010221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854805 (or 1854803 counting only the distinct ones).

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

Adding to 1102010221212 its reverse (2121220102011), we get a palindrome (3223230323223).

The spelling of 1102010221212 in words is "one trillion, one hundred two billion, ten million, two hundred twenty-one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 50909 101818 152727 203636 305454 610908 1803889 3607778 5411667 7215556 10823334 21646668 91834185101 183668370202 275502555303 367336740404 551005110606 1102010221212