101212618730 has 16 divisors (see below), whose sum is σ = 182301737184. Its totient is φ = 40458597840.

The previous prime is 101212618721. The next prime is 101212618763. The reversal of 101212618730 is 37816212101.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3290132 + ... + 3320751.

It is an arithmetic number, because the mean of its divisors is an integer number (11393858574).

Almost surely, 2^101212618730 is an apocalyptic number.

101212618730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101212618730 is a deficient number, since it is larger than the sum of its proper divisors (81089118454).

101212618730 is a wasteful number, since it uses less digits than its factorization.

101212618730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6612421.

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 101212618730 in words is "one hundred one billion, two hundred twelve million, six hundred eighteen thousand, seven hundred thirty".