1101120101320 has 32 divisors (see below), whose sum is σ = 2478582384120. Its totient is φ = 440259212800.

The previous prime is 1101120101303. The next prime is 1101120101381. The reversal of 1101120101320 is 231010211011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1043253874404 + 57866226916 = 1021398^2 + 240554^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1101120101320.

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, 5806381 + ... + 5993020.

Almost surely, 2^{1101120101320} is an apocalyptic number.

1101120101320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101120101320 is an abundant number, since it is smaller than the sum of its proper divisors (1377462282800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101120101320 is a wasteful number, since it uses less digits than its factorization.

1101120101320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11801745 (or 11801741 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1101120101320 its reverse (231010211011), we get a palindrome (1332130312331).

The spelling of 1101120101320 in words is "one trillion, one hundred one billion, one hundred twenty million, one hundred one thousand, three hundred twenty".