34100215020 has 36 divisors (see below), whose sum is σ = 103437319440. Its totient is φ = 9093390624.

The previous prime is 34100215013. The next prime is 34100215043. The reversal of 34100215020 is 2051200143.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 34100214984 and 34100215002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94722640 + ... + 94722999.

Almost surely, 2^34100215020 is an apocalyptic number.

34100215020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34100215020 is an abundant number, since it is smaller than the sum of its proper divisors (69337104420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34100215020 is a wasteful number, since it uses less digits than its factorization.

34100215020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189445654 (or 189445649 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 34100215020 its reverse (2051200143), we get a palindrome (36151415163).

The spelling of 34100215020 in words is "thirty-four billion, one hundred million, two hundred fifteen thousand, twenty".