101250510011 has 12 divisors (see below), whose sum is σ = 117871395768. Its totient is φ = 86719695552.

The previous prime is 101250509981. The next prime is 101250510019. The reversal of 101250510011 is 110015052101.

It is not a de Polignac number, because 101250510011 - 2¹⁸ = 101250247867 is a prime.

It is a super-2 number, since 2×101250510011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101250510019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 726446 + ... + 854531.

It is an arithmetic number, because the mean of its divisors is an integer number (9822616314).

Almost surely, 2^101250510011 is an apocalyptic number.

101250510011 is a deficient number, since it is larger than the sum of its proper divisors (16620885757).

101250510011 is a wasteful number, since it uses less digits than its factorization.

101250510011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582298 (or 1582291 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 17.

Adding to 101250510011 its reverse (110015052101), we get a palindrome (211265562112).

The spelling of 101250510011 in words is "one hundred one billion, two hundred fifty million, five hundred ten thousand, eleven".