100121201011122 has 32 divisors (see below), whose sum is σ = 205716547931712. Its totient is φ = 32461921537344.

The previous prime is 100121201011081. The next prime is 100121201011199. The reversal of 100121201011122 is 221110102121001.

It is a happy number.

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, 67453993 + ... + 68922300.

It is an arithmetic number, because the mean of its divisors is an integer number (6428642122866).

Almost surely, 2^{100121201011122} is an apocalyptic number.

100121201011122 is an abundant number, since it is smaller than the sum of its proper divisors (105595346920590).

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

100121201011122 is a wasteful number, since it uses less digits than its factorization.

100121201011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136379642.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100121201011122 its reverse (221110102121001), we get a palindrome (321231303132123).

The spelling of 100121201011122 in words is "one hundred trillion, one hundred twenty-one billion, two hundred one million, eleven thousand, one hundred twenty-two".