113211220011 has 32 divisors (see below), whose sum is σ = 161832867840. Its totient is φ = 70213486464.

The previous prime is 113211219977. The next prime is 113211220033. The reversal of 113211220011 is 110022112311.

It is not a de Polignac number, because 113211220011 - 2¹³ = 113211211819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113211220081) 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, 7710385 + ... + 7725053.

It is an arithmetic number, because the mean of its divisors is an integer number (5057277120).

Almost surely, 2^113211220011 is an apocalyptic number.

113211220011 is a deficient number, since it is larger than the sum of its proper divisors (48621647829).

113211220011 is a wasteful number, since it uses less digits than its factorization.

113211220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17755.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 113211220011 its reverse (110022112311), we get a palindrome (223233332322).

The spelling of 113211220011 in words is "one hundred thirteen billion, two hundred eleven million, two hundred twenty thousand, eleven".