121020011002102 has 32 divisors (see below), whose sum is σ = 187841739571200. Its totient is φ = 58437787117248.

The previous prime is 121020011002061. The next prime is 121020011002201. The reversal of 121020011002102 is 201200110020121.

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, 886869643 + ... + 887006089.

It is an arithmetic number, because the mean of its divisors is an integer number (5870054361600).

Almost surely, 2^{121020011002102} is an apocalyptic number.

121020011002102 is a deficient number, since it is larger than the sum of its proper divisors (66821728569098).

121020011002102 is a wasteful number, since it uses less digits than its factorization.

121020011002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252460.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121020011002102 its reverse (201200110020121), we get a palindrome (322220121022223).

The spelling of 121020011002102 in words is "one hundred twenty-one trillion, twenty billion, eleven million, two thousand, one hundred two".