151420142522 has 32 divisors (see below), whose sum is σ = 249440463360. Its totient is φ = 68367052080.

The previous prime is 151420142501. The next prime is 151420142543. The reversal of 151420142522 is 225241024151.

It is an interprime number because it is at equal distance from previous prime (151420142501) and next prime (151420142543).

It is a super-2 number, since 2×151420142522² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2157833 + ... + 2226899.

It is an arithmetic number, because the mean of its divisors is an integer number (7795014480).

Almost surely, 2^151420142522 is an apocalyptic number.

151420142522 is a deficient number, since it is larger than the sum of its proper divisors (98020320838).

151420142522 is a wasteful number, since it uses less digits than its factorization.

151420142522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69746.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 151420142522 its reverse (225241024151), we get a palindrome (376661166673).

The spelling of 151420142522 in words is "one hundred fifty-one billion, four hundred twenty million, one hundred forty-two thousand, five hundred twenty-two".