10210021100100 has 108 divisors (see below), whose sum is σ = 32003392651776. Its totient is φ = 2722617101760.

The previous prime is 10210021100089. The next prime is 10210021100107. The reversal of 10210021100100 is 100112001201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10210021100107) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 64417549 + ... + 64575851.

Almost surely, 2^{10210021100100} is an apocalyptic number.

10210021100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10210021100100 is an abundant number, since it is smaller than the sum of its proper divisors (21793371551676).

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

10210021100100 is a wasteful number, since it uses less digits than its factorization.

10210021100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229986 (or 229976 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10210021100100 its reverse (100112001201), we get a palindrome (10310133101301).

The spelling of 10210021100100 in words is "ten trillion, two hundred ten billion, twenty-one million, one hundred thousand, one hundred".