1121202321031 has 8 divisors (see below), whose sum is σ = 1210316708384. Its totient is φ = 1032497655840.

The previous prime is 1121202321013. The next prime is 1121202321047. The reversal of 1121202321031 is 1301232021211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121202321031 - 2¹⁵ = 1121202288263 is a prime.

It is a super-2 number, since 2×1121202321031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121202321011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102424851 + ... + 102435796.

It is an arithmetic number, because the mean of its divisors is an integer number (151289588548).

Almost surely, 2^{1121202321031} is an apocalyptic number.

1121202321031 is a deficient number, since it is larger than the sum of its proper divisors (89114387353).

1121202321031 is a wasteful number, since it uses less digits than its factorization.

1121202321031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204861081.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1121202321031 its reverse (1301232021211), we get a palindrome (2422434342242).

The spelling of 1121202321031 in words is "one trillion, one hundred twenty-one billion, two hundred two million, three hundred twenty-one thousand, thirty-one".