1131220102030 has 64 divisors (see below), whose sum is σ = 2096759971008. Its totient is φ = 439218457600.

The previous prime is 1131220102007. The next prime is 1131220102093. The reversal of 1131220102030 is 302010221311.

It is a super-2 number, since 2×1131220102030² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131220101995 and 1131220102013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76701117 + ... + 76715863.

It is an arithmetic number, because the mean of its divisors is an integer number (32761874547).

Almost surely, 2^{1131220102030} is an apocalyptic number.

1131220102030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131220102030 is a deficient number, since it is larger than the sum of its proper divisors (965539868978).

1131220102030 is a wasteful number, since it uses less digits than its factorization.

1131220102030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16341.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1131220102030 its reverse (302010221311), we get a palindrome (1433230323341).

The spelling of 1131220102030 in words is "one trillion, one hundred thirty-one billion, two hundred twenty million, one hundred two thousand, thirty".