1120021321031 has 8 divisors (see below), whose sum is σ = 1143867890880. Its totient is φ = 1096175431648.

The previous prime is 1120021321007. The next prime is 1120021321037. The reversal of 1120021321031 is 1301231200211.

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 1120021321031 - 2¹⁰ = 1120021320007 is a prime.

It is a super-2 number, since 2×1120021321031² (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 (1120021321037) 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, 4516685 + ... + 4758201.

It is an arithmetic number, because the mean of its divisors is an integer number (142983486360).

Almost surely, 2^{1120021321031} is an apocalyptic number.

1120021321031 is a deficient number, since it is larger than the sum of its proper divisors (23846569849).

1120021321031 is an equidigital number, since it uses as much as digits as its factorization.

1120021321031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340233.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1120021321031 its reverse (1301231200211), we get a palindrome (2421252521242).

The spelling of 1120021321031 in words is "one trillion, one hundred twenty billion, twenty-one million, three hundred twenty-one thousand, thirty-one".