1200111232130 has 16 divisors (see below), whose sum is σ = 2160327289464. Its totient is φ = 480016254720.

The previous prime is 1200111232123. The next prime is 1200111232147. The reversal of 1200111232130 is 312321110021.

It can be written as a sum of positive squares in 4 ways, for example, as 1195022835241 + 5088396889 = 1093171^2 + 71333^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1200111232099 and 1200111232108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3350837 + ... + 3691656.

Almost surely, 2^{1200111232130} is an apocalyptic number.

1200111232130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200111232130 is a deficient number, since it is larger than the sum of its proper divisors (960216057334).

1200111232130 is a wasteful number, since it uses less digits than its factorization.

1200111232130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7059541.

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

Adding to 1200111232130 its reverse (312321110021), we get a palindrome (1512432342151).

The spelling of 1200111232130 in words is "one trillion, two hundred billion, one hundred eleven million, two hundred thirty-two thousand, one hundred thirty".