10002021121102 has 16 divisors (see below), whose sum is σ = 15523622936640. Its totient is φ = 4827552260832.

The previous prime is 10002021121087. The next prime is 10002021121109. The reversal of 10002021121102 is 20112112020001.

10002021121102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002021121109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17749833 + ... + 18304660.

It is an arithmetic number, because the mean of its divisors is an integer number (970226433540).

Almost surely, 2^{10002021121102} is an apocalyptic number.

10002021121102 is a deficient number, since it is larger than the sum of its proper divisors (5521601815538).

10002021121102 is a wasteful number, since it uses less digits than its factorization.

10002021121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36059307.

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

Adding to 10002021121102 its reverse (20112112020001), we get a palindrome (30114133141103).

The spelling of 10002021121102 in words is "ten trillion, two billion, twenty-one million, one hundred twenty-one thousand, one hundred two".