136221201611 has 16 divisors (see below), whose sum is σ = 150833599200. Its totient is φ = 121990598400.

The previous prime is 136221201593. The next prime is 136221201647. The reversal of 136221201611 is 116102122631.

It is not a de Polignac number, because 136221201611 - 2³⁴ = 119041332427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136221200611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4721 + ... + 521981.

It is an arithmetic number, because the mean of its divisors is an integer number (9427099950).

Almost surely, 2^136221201611 is an apocalyptic number.

136221201611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136221201611 is a deficient number, since it is larger than the sum of its proper divisors (14612397589).

136221201611 is a wasteful number, since it uses less digits than its factorization.

136221201611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517630.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 136221201611 in words is "one hundred thirty-six billion, two hundred twenty-one million, two hundred one thousand, six hundred eleven".