21103032001102 has 32 divisors (see below), whose sum is σ = 32834517185664. Its totient is φ = 10163900736000.

The previous prime is 21103032001099. The next prime is 21103032001123. The reversal of 21103032001102 is 20110023030112.

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, 102148603 + ... + 102354985.

It is an arithmetic number, because the mean of its divisors is an integer number (1026078662052).

Almost surely, 2^{21103032001102} is an apocalyptic number.

21103032001102 is a deficient number, since it is larger than the sum of its proper divisors (11731485184562).

21103032001102 is a wasteful number, since it uses less digits than its factorization.

21103032001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220204.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 21103032001102 its reverse (20110023030112), we get a palindrome (41213055031214).

The spelling of 21103032001102 in words is "twenty-one trillion, one hundred three billion, thirty-two million, one thousand, one hundred two".