200315111551 has 2 divisors, whose sum is σ = 200315111552. Its totient is φ = 200315111550.

The previous prime is 200315111509. The next prime is 200315111567. The reversal of 200315111551 is 155111513002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200315111551 - 2¹⁵ = 200315078783 is a prime.

It is a super-2 number, since 2×200315111551² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200315111251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100157555775 + 100157555776.

It is an arithmetic number, because the mean of its divisors is an integer number (100157555776).

Almost surely, 2^200315111551 is an apocalyptic number.

200315111551 is a deficient number, since it is larger than the sum of its proper divisors (1).

200315111551 is an equidigital number, since it uses as much as digits as its factorization.

200315111551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 750, while the sum is 25.

Adding to 200315111551 its reverse (155111513002), we get a palindrome (355426624553).

The spelling of 200315111551 in words is "two hundred billion, three hundred fifteen million, one hundred eleven thousand, five hundred fifty-one".