1210102021202 has 16 divisors (see below), whose sum is σ = 1827229757400. Its totient is φ = 601027609728.

The previous prime is 1210102021153. The next prime is 1210102021237. The reversal of 1210102021202 is 2021202010121.

It can be written as a sum of positive squares in 4 ways, for example, as 1058431497601 + 151670523601 = 1028801^2 + 389449^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575174 + ... + 1658622.

Almost surely, 2^{1210102021202} is an apocalyptic number.

1210102021202 is a deficient number, since it is larger than the sum of its proper divisors (617127736198).

1210102021202 is a wasteful number, since it uses less digits than its factorization.

1210102021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087165.

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

Adding to 1210102021202 its reverse (2021202010121), we get a palindrome (3231304031323).

The spelling of 1210102021202 in words is "one trillion, two hundred ten billion, one hundred two million, twenty-one thousand, two hundred two".