210010012112021 has 64 divisors (see below), whose sum is σ = 249911220658176. Its totient is φ = 174516595545600.

The previous prime is 210010012112003. The next prime is 210010012112027. The reversal of 210010012112021 is 120211210010012.

It is not a de Polignac number, because 210010012112021 - 2⁶ = 210010012111957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210010012111987 and 210010012112005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210010012112027) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1552789961 + ... + 1552925201.

It is an arithmetic number, because the mean of its divisors is an integer number (3904862822784).

Almost surely, 2^{210010012112021} is an apocalyptic number.

It is an amenable number.

210010012112021 is a deficient number, since it is larger than the sum of its proper divisors (39901208546155).

210010012112021 is a wasteful number, since it uses less digits than its factorization.

210010012112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138402.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210010012112021 its reverse (120211210010012), we get a palindrome (330221222122033).

The spelling of 210010012112021 in words is "two hundred ten trillion, ten billion, twelve million, one hundred twelve thousand, twenty-one".