121020122100102 has 32 divisors (see below), whose sum is σ = 245660947492992. Its totient is φ = 39736630162944.

The previous prime is 121020122100037. The next prime is 121020122100149. The reversal of 121020122100102 is 201001221020121.

It is a congruent 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, 7148838 + ... + 17121510.

It is an arithmetic number, because the mean of its divisors is an integer number (7676904609156).

Almost surely, 2^{121020122100102} is an apocalyptic number.

121020122100102 is an abundant number, since it is smaller than the sum of its proper divisors (124640825392890).

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

121020122100102 is a wasteful number, since it uses less digits than its factorization.

121020122100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10002932.

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

Adding to 121020122100102 its reverse (201001221020121), we get a palindrome (322021343120223).

The spelling of 121020122100102 in words is "one hundred twenty-one trillion, twenty billion, one hundred twenty-two million, one hundred thousand, one hundred two".