1130311011021 has 8 divisors (see below), whose sum is σ = 1507118324640. Its totient is φ = 753522185712.

The previous prime is 1130311011013. The next prime is 1130311011059. The reversal of 1130311011021 is 1201101130311.

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

It is not a de Polignac number, because 1130311011021 - 2³ = 1130311011013 is a prime.

It is a super-4 number, since 4×1130311011021⁴ (a number of 49 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130311011121) 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, 4478790 + ... + 4724423.

It is an arithmetic number, because the mean of its divisors is an integer number (188389790580).

Almost surely, 2^{1130311011021} is an apocalyptic number.

It is an amenable number.

1130311011021 is a deficient number, since it is larger than the sum of its proper divisors (376807313619).

1130311011021 is an equidigital number, since it uses as much as digits as its factorization.

1130311011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9244155.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 1130311011021 its reverse (1201101130311), we get a palindrome (2331412141332).

The spelling of 1130311011021 in words is "one trillion, one hundred thirty billion, three hundred eleven million, eleven thousand, twenty-one".