1120202211021 has 32 divisors (see below), whose sum is σ = 1587190809600. Its totient is φ = 701418332160.

The previous prime is 1120202211013. The next prime is 1120202211031. The reversal of 1120202211021 is 1201122020211.

It is not a de Polignac number, because 1120202211021 - 2³ = 1120202211013 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120202211031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16960141 + ... + 17026061.

It is an arithmetic number, because the mean of its divisors is an integer number (49599712800).

Almost surely, 2^{1120202211021} is an apocalyptic number.

It is an amenable number.

1120202211021 is a deficient number, since it is larger than the sum of its proper divisors (466988598579).

1120202211021 is a wasteful number, since it uses less digits than its factorization.

1120202211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71269.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1120202211021 its reverse (1201122020211), we get a palindrome (2321324231232).

The spelling of 1120202211021 in words is "one trillion, one hundred twenty billion, two hundred two million, two hundred eleven thousand, twenty-one".