1201122133113 has 32 divisors (see below), whose sum is σ = 1834839366400. Its totient is φ = 684648308736.

The previous prime is 1201122133111. The next prime is 1201122133157. The reversal of 1201122133113 is 3113312211021.

It is not a de Polignac number, because 1201122133113 - 2¹ = 1201122133111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201122133113.

It is not an unprimeable number, because it can be changed into a prime (1201122133111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14218083 + ... + 14302311.

It is an arithmetic number, because the mean of its divisors is an integer number (57338730200).

Almost surely, 2^{1201122133113} is an apocalyptic number.

It is an amenable number.

1201122133113 is a deficient number, since it is larger than the sum of its proper divisors (633717233287).

1201122133113 is a wasteful number, since it uses less digits than its factorization.

1201122133113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85921.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1201122133113 its reverse (3113312211021), we get a palindrome (4314434344134).

The spelling of 1201122133113 in words is "one trillion, two hundred one billion, one hundred twenty-two million, one hundred thirty-three thousand, one hundred thirteen".