210021010112 has 14 divisors (see below), whose sum is σ = 416760442068. Its totient is φ = 105010505024.

The previous prime is 210021010097. The next prime is 210021010117. The reversal of 210021010112 is 211010120012.

It is a junction number, because it is equal to n+sod(n) for n = 210021010093 and 210021010102.

It is not an unprimeable number, because it can be changed into a prime (210021010117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1640789078 + ... + 1640789205.

Almost surely, 2^210021010112 is an apocalyptic number.

It is an amenable number.

210021010112 is a deficient number, since it is larger than the sum of its proper divisors (206739431956).

210021010112 is an equidigital number, since it uses as much as digits as its factorization.

210021010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281578295 (or 3281578285 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 210021010112 its reverse (211010120012), we get a palindrome (421031130124).

The spelling of 210021010112 in words is "two hundred ten billion, twenty-one million, ten thousand, one hundred twelve".