3122122541655 has 32 divisors (see below), whose sum is σ = 5525053458624. Its totient is φ = 1495503184896.

The previous prime is 3122122541653. The next prime is 3122122541717. The reversal of 3122122541655 is 5561452212213.

3122122541655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3122122541655 - 2¹ = 3122122541653 is a prime.

It is a super-2 number, since 2×3122122541655² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122122541653) 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, 216356094 + ... + 216370523.

It is an arithmetic number, because the mean of its divisors is an integer number (172657920582).

Almost surely, 2^{3122122541655} is an apocalyptic number.

3122122541655 is a deficient number, since it is larger than the sum of its proper divisors (2402930916969).

3122122541655 is a wasteful number, since it uses less digits than its factorization.

3122122541655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432726675.

The product of its digits is 144000, while the sum is 39.

Adding to 3122122541655 its reverse (5561452212213), we get a palindrome (8683574753868).

The spelling of 3122122541655 in words is "three trillion, one hundred twenty-two billion, one hundred twenty-two million, five hundred forty-one thousand, six hundred fifty-five".