202102110010212 has 12 divisors (see below), whose sum is σ = 471571590023856. Its totient is φ = 67367370003400.

The previous prime is 202102110010211. The next prime is 202102110010217. The reversal of 202102110010212 is 212010011201202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 202102110010191 and 202102110010200.

It is not an unprimeable number, because it can be changed into a prime (202102110010211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8420921250414 + ... + 8420921250437.

It is an arithmetic number, because the mean of its divisors is an integer number (39297632501988).

Almost surely, 2^{202102110010212} is an apocalyptic number.

It is an amenable number.

202102110010212 is an abundant number, since it is smaller than the sum of its proper divisors (269469480013644).

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

202102110010212 is a wasteful number, since it uses less digits than its factorization.

202102110010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16841842500858 (or 16841842500856 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202102110010212 its reverse (212010011201202), we get a palindrome (414112121211414).

The spelling of 202102110010212 in words is "two hundred two trillion, one hundred two billion, one hundred ten million, ten thousand, two hundred twelve".