100121210022102 has 64 divisors (see below), whose sum is σ = 207288813748224. Its totient is φ = 32213712182400.

The previous prime is 100121210022089. The next prime is 100121210022121. The reversal of 100121210022102 is 201220012121001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 409621227 + ... + 409865577.

It is an arithmetic number, because the mean of its divisors is an integer number (3238887714816).

Almost surely, 2^{100121210022102} is an apocalyptic number.

100121210022102 is an abundant number, since it is smaller than the sum of its proper divisors (107167603726122).

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

100121210022102 is a wasteful number, since it uses less digits than its factorization.

100121210022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259053.

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

Adding to 100121210022102 its reverse (201220012121001), we get a palindrome (301341222143103).

The spelling of 100121210022102 in words is "one hundred trillion, one hundred twenty-one billion, two hundred ten million, twenty-two thousand, one hundred two".