1120201212021 has 32 divisors (see below), whose sum is σ = 1575227740800. Its totient is φ = 707160222720.

The previous prime is 1120201212017. The next prime is 1120201212043. The reversal of 1120201212021 is 1202121020211.

It is not a de Polignac number, because 1120201212021 - 2² = 1120201212017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120201212001) 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, 1560450 + ... + 2162268.

It is an arithmetic number, because the mean of its divisors is an integer number (49225866900).

Almost surely, 2^{1120201212021} is an apocalyptic number.

It is an amenable number.

1120201212021 is a deficient number, since it is larger than the sum of its proper divisors (455026528779).

1120201212021 is a wasteful number, since it uses less digits than its factorization.

1120201212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602309.

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

Adding to 1120201212021 its reverse (1202121020211), we get a palindrome (2322322232232).

The spelling of 1120201212021 in words is "one trillion, one hundred twenty billion, two hundred one million, two hundred twelve thousand, twenty-one".