103212136065 has 32 divisors (see below), whose sum is σ = 170787962880. Its totient is φ = 53193276864.

The previous prime is 103212136007. The next prime is 103212136123. The reversal of 103212136065 is 560631212301.

It is an interprime number because it is at equal distance from previous prime (103212136007) and next prime (103212136123).

It is not a de Polignac number, because 103212136065 - 2⁷ = 103212135937 is a prime.

It is a super-2 number, since 2×103212136065² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 870889 + ... + 982278.

It is an arithmetic number, because the mean of its divisors is an integer number (5337123840).

Almost surely, 2^103212136065 is an apocalyptic number.

103212136065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103212136065 is a deficient number, since it is larger than the sum of its proper divisors (67575826815).

103212136065 is a wasteful number, since it uses less digits than its factorization.

103212136065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853301.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 103212136065 its reverse (560631212301), we get a palindrome (663843348366).

The spelling of 103212136065 in words is "one hundred three billion, two hundred twelve million, one hundred thirty-six thousand, sixty-five".