100111212120202 has 32 divisors (see below), whose sum is σ = 152997607667520. Its totient is φ = 49122597628800.

The previous prime is 100111212120163. The next prime is 100111212120281. The reversal of 100111212120202 is 202021212111001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6591198 + ... + 15609814.

It is an arithmetic number, because the mean of its divisors is an integer number (4781175239610).

Almost surely, 2^{100111212120202} is an apocalyptic number.

100111212120202 is a deficient number, since it is larger than the sum of its proper divisors (52886395547318).

100111212120202 is a wasteful number, since it uses less digits than its factorization.

100111212120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9019206.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100111212120202 its reverse (202021212111001), we get a palindrome (302132424231203).

The spelling of 100111212120202 in words is "one hundred trillion, one hundred eleven billion, two hundred twelve million, one hundred twenty thousand, two hundred two".