100210021002021 has 48 divisors (see below), whose sum is σ = 155532727152000. Its totient is φ = 57224216673792.

The previous prime is 100210021001999. The next prime is 100210021002067. The reversal of 100210021002021 is 120200120012001.

It is not a de Polignac number, because 100210021002021 - 2⁵ = 100210021001989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100210021001988 and 100210021002006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100210021002121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2148147505 + ... + 2148194153.

It is an arithmetic number, because the mean of its divisors is an integer number (3240265149000).

Almost surely, 2^{100210021002021} is an apocalyptic number.

It is an amenable number.

100210021002021 is a deficient number, since it is larger than the sum of its proper divisors (55322706149979).

100210021002021 is a wasteful number, since it uses less digits than its factorization.

100210021002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56218 (or 56211 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100210021002021 its reverse (120200120012001), we get a palindrome (220410141014022).

The spelling of 100210021002021 in words is "one hundred trillion, two hundred ten billion, twenty-one million, two thousand, twenty-one".