1211022010202 has 16 divisors (see below), whose sum is σ = 1836925171200. Its totient is φ = 598750067472.

The previous prime is 1211022010199. The next prime is 1211022010249. The reversal of 1211022010202 is 2020102201121.

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, 9045278 + ... + 9178185.

It is an arithmetic number, because the mean of its divisors is an integer number (114807823200).

Almost surely, 2^{1211022010202} is an apocalyptic number.

1211022010202 is a deficient number, since it is larger than the sum of its proper divisors (625903160998).

1211022010202 is a wasteful number, since it uses less digits than its factorization.

1211022010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18223837.

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

Adding to 1211022010202 its reverse (2020102201121), we get a palindrome (3231124211323).

The spelling of 1211022010202 in words is "one trillion, two hundred eleven billion, twenty-two million, ten thousand, two hundred two".