15051022001 has 2 divisors, whose sum is σ = 15051022002. Its totient is φ = 15051022000.

The previous prime is 15051021929. The next prime is 15051022031. The reversal of 15051022001 is 10022015051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14641000000 + 410022001 = 121000^2 + 20249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15051022001 is a prime.

It is not a weakly prime, because it can be changed into another prime (15051022031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7525511000 + 7525511001.

It is an arithmetic number, because the mean of its divisors is an integer number (7525511001).

Almost surely, 2^15051022001 is an apocalyptic number.

It is an amenable number.

15051022001 is a deficient number, since it is larger than the sum of its proper divisors (1).

15051022001 is an equidigital number, since it uses as much as digits as its factorization.

15051022001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100, while the sum is 17.

Adding to 15051022001 its reverse (10022015051), we get a palindrome (25073037052).

The spelling of 15051022001 in words is "fifteen billion, fifty-one million, twenty-two thousand, one".