100121010122102 has 4 divisors (see below), whose sum is σ = 150181515183156. Its totient is φ = 50060505061050.

The previous prime is 100121010121997. The next prime is 100121010122113. The reversal of 100121010122102 is 201221010121001.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×100121010122102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25030252530524 + ... + 25030252530527.

It is an arithmetic number, because the mean of its divisors is an integer number (37545378795789).

Almost surely, 2^{100121010122102} is an apocalyptic number.

100121010122102 is a deficient number, since it is larger than the sum of its proper divisors (50060505061054).

100121010122102 is an equidigital number, since it uses as much as digits as its factorization.

100121010122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50060505061053.

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

Adding to 100121010122102 its reverse (201221010121001), we get a palindrome (301342020243103).

The spelling of 100121010122102 in words is "one hundred trillion, one hundred twenty-one billion, ten million, one hundred twenty-two thousand, one hundred two".