103251051011 has 2 divisors, whose sum is σ = 103251051012. Its totient is φ = 103251051010.

The previous prime is 103251050977. The next prime is 103251051107. The reversal of 103251051011 is 110150152301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103251051011 is a prime.

It is a super-2 number, since 2×103251051011² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103251051311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51625525505 + 51625525506.

It is an arithmetic number, because the mean of its divisors is an integer number (51625525506).

Almost surely, 2^103251051011 is an apocalyptic number.

103251051011 is a deficient number, since it is larger than the sum of its proper divisors (1).

103251051011 is an equidigital number, since it uses as much as digits as its factorization.

103251051011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150, while the sum is 20.

The spelling of 103251051011 in words is "one hundred three billion, two hundred fifty-one million, fifty-one thousand, eleven".