1201133233311 has 16 divisors (see below), whose sum is σ = 1823063880960. Its totient is φ = 696309120320.

The previous prime is 1201133233291. The next prime is 1201133233331. The reversal of 1201133233311 is 1133323311021.

It is an interprime number because it is at equal distance from previous prime (1201133233291) and next prime (1201133233331).

It is not a de Polignac number, because 1201133233311 - 2¹⁵ = 1201133200543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201133233331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 791259606 + ... + 791261123.

It is an arithmetic number, because the mean of its divisors is an integer number (113941492560).

Almost surely, 2^{1201133233311} is an apocalyptic number.

1201133233311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1201133233311 is a deficient number, since it is larger than the sum of its proper divisors (621930647649).

1201133233311 is a wasteful number, since it uses less digits than its factorization.

1201133233311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582520766.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1201133233311 its reverse (1133323311021), we get a palindrome (2334456544332).

The spelling of 1201133233311 in words is "one trillion, two hundred one billion, one hundred thirty-three million, two hundred thirty-three thousand, three hundred eleven".