20334100951 has 2 divisors, whose sum is σ = 20334100952. Its totient is φ = 20334100950.

The previous prime is 20334100949. The next prime is 20334100973. The reversal of 20334100951 is 15900143302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20334100951 - 2¹ = 20334100949 is a prime.

It is a super-2 number, since 2×20334100951² (a number of 21 digits) contains 22 as substring.

Together with 20334100949, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20334100901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10167050475 + 10167050476.

It is an arithmetic number, because the mean of its divisors is an integer number (10167050476).

Almost surely, 2^20334100951 is an apocalyptic number.

20334100951 is a deficient number, since it is larger than the sum of its proper divisors (1).

20334100951 is an equidigital number, since it uses as much as digits as its factorization.

20334100951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The spelling of 20334100951 in words is "twenty billion, three hundred thirty-four million, one hundred thousand, nine hundred fifty-one".