136021422031 has 8 divisors (see below), whose sum is σ = 148393702224. Its totient is φ = 123650257920.

The previous prime is 136021422007. The next prime is 136021422037. The reversal of 136021422031 is 130224120631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136021422031 - 2³³ = 127431487439 is a prime.

It is a super-2 number, since 2×136021422031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136021421987 and 136021422005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136021422037) 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 7 ways as a sum of consecutive naturals, for example, 13170 + ... + 521743.

It is an arithmetic number, because the mean of its divisors is an integer number (18549212778).

Almost surely, 2^136021422031 is an apocalyptic number.

136021422031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136021422031 is a deficient number, since it is larger than the sum of its proper divisors (12372280193).

136021422031 is a wasteful number, since it uses less digits than its factorization.

136021422031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558041.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 136021422031 its reverse (130224120631), we get a palindrome (266245542662).

The spelling of 136021422031 in words is "one hundred thirty-six billion, twenty-one million, four hundred twenty-two thousand, thirty-one".