151301261021 has 8 divisors (see below), whose sum is σ = 151626384000. Its totient is φ = 150976450800.

The previous prime is 151301260991. The next prime is 151301261029. The reversal of 151301261021 is 120162103151.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151301261021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151301261029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 903560 + ... + 1057838.

It is an arithmetic number, because the mean of its divisors is an integer number (18953298000).

Almost surely, 2^151301261021 is an apocalyptic number.

It is an amenable number.

151301261021 is a deficient number, since it is larger than the sum of its proper divisors (325122979).

151301261021 is a wasteful number, since it uses less digits than its factorization.

151301261021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156379.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 151301261021 its reverse (120162103151), we get a palindrome (271463364172).

The spelling of 151301261021 in words is "one hundred fifty-one billion, three hundred one million, two hundred sixty-one thousand, twenty-one".