21010210012202 has 64 divisors (see below), whose sum is σ = 34209746841600. Its totient is φ = 9646231795200.

The previous prime is 21010210012171. The next prime is 21010210012249. The reversal of 21010210012202 is 20221001201012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206261228 + ... + 206363064.

It is an arithmetic number, because the mean of its divisors is an integer number (534527294400).

Almost surely, 2^{21010210012202} is an apocalyptic number.

21010210012202 is a deficient number, since it is larger than the sum of its proper divisors (13199536829398).

21010210012202 is a wasteful number, since it uses less digits than its factorization.

21010210012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103151.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 21010210012202 its reverse (20221001201012), we get a palindrome (41231211213214).

The spelling of 21010210012202 in words is "twenty-one trillion, ten billion, two hundred ten million, twelve thousand, two hundred two".