155156124122 has 16 divisors (see below), whose sum is σ = 240257184000. Its totient is φ = 75070717920.

The previous prime is 155156124103. The next prime is 155156124131. The reversal of 155156124122 is 221421651551.

It is a super-2 number, since 2×155156124122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010129 + ... + 1153547.

It is an arithmetic number, because the mean of its divisors is an integer number (15016074000).

Almost surely, 2^155156124122 is an apocalyptic number.

155156124122 is a deficient number, since it is larger than the sum of its proper divisors (85101059878).

155156124122 is a wasteful number, since it uses less digits than its factorization.

155156124122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160901.

The product of its digits is 24000, while the sum is 35.

Adding to 155156124122 its reverse (221421651551), we get a palindrome (376577775673).

The spelling of 155156124122 in words is "one hundred fifty-five billion, one hundred fifty-six million, one hundred twenty-four thousand, one hundred twenty-two".