1100021331202 has 16 divisors (see below), whose sum is σ = 1661359303800. Its totient is φ = 546236022528.

The previous prime is 1100021331173. The next prime is 1100021331229. The reversal of 1100021331202 is 2021331200011.

It can be written as a sum of positive squares in 4 ways, for example, as 351742700241 + 748278630961 = 593079^2 + 865031^2 .

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, 1699738 + ... + 2255914.

Almost surely, 2^{1100021331202} is an apocalyptic number.

1100021331202 is a deficient number, since it is larger than the sum of its proper divisors (561337972598).

1100021331202 is a wasteful number, since it uses less digits than its factorization.

1100021331202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562965.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1100021331202 its reverse (2021331200011), we get a palindrome (3121352531213).

The spelling of 1100021331202 in words is "one trillion, one hundred billion, twenty-one million, three hundred thirty-one thousand, two hundred two".