100121222000202 has 32 divisors (see below), whose sum is σ = 215653061988672. Its totient is φ = 30805479408384.

The previous prime is 100121222000183. The next prime is 100121222000213. The reversal of 100121222000202 is 202000222121001.

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, 19580383 + ... + 24158514.

It is an arithmetic number, because the mean of its divisors is an integer number (6739158187146).

Almost surely, 2^{100121222000202} is an apocalyptic number.

100121222000202 is an abundant number, since it is smaller than the sum of its proper divisors (115531839988470).

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

100121222000202 is a wasteful number, since it uses less digits than its factorization.

100121222000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43768262.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100121222000202 its reverse (202000222121001), we get a palindrome (302121444121203).

The spelling of 100121222000202 in words is "one hundred trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred two", and thus it is an aban number.