10151220531 has 8 divisors (see below), whose sum is σ = 13545227520. Its totient is φ = 6762346952.

The previous prime is 10151220529. The next prime is 10151220587. The reversal of 10151220531 is 13502215101.

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 10151220531 - 2¹ = 10151220529 is a prime.

It is a super-2 number, since 2×10151220531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10151220498 and 10151220507.

It is not an unprimeable number, because it can be changed into a prime (10151225531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1278735 + ... + 1286648.

It is an arithmetic number, because the mean of its divisors is an integer number (1693153440).

Almost surely, 2^10151220531 is an apocalyptic number.

10151220531 is a deficient number, since it is larger than the sum of its proper divisors (3394006989).

10151220531 is a wasteful number, since it uses less digits than its factorization.

10151220531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566705.

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 10151220531 its reverse (13502215101), we get a palindrome (23653435632).

The spelling of 10151220531 in words is "ten billion, one hundred fifty-one million, two hundred twenty thousand, five hundred thirty-one".