210201220021102 has 32 divisors (see below), whose sum is σ = 321830862508800. Its totient is φ = 102942265597248.

The previous prime is 210201220021097. The next prime is 210201220021153. The reversal of 210201220021102 is 201120022102012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220411263 + ... + 221362885.

It is an arithmetic number, because the mean of its divisors is an integer number (10057214453400).

Almost surely, 2^{210201220021102} is an apocalyptic number.

210201220021102 is a deficient number, since it is larger than the sum of its proper divisors (111629642487698).

210201220021102 is a wasteful number, since it uses less digits than its factorization.

210201220021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961080.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210201220021102 its reverse (201120022102012), we get a palindrome (411321242123114).

The spelling of 210201220021102 in words is "two hundred ten trillion, two hundred one billion, two hundred twenty million, twenty-one thousand, one hundred two".