34121100025 has 12 divisors (see below), whose sum is σ = 42415688124. Its totient is φ = 27228800000.

The previous prime is 34121100023. The next prime is 34121100031. The reversal of 34121100025 is 52000112143.

It can be written as a sum of positive squares in 6 ways, for example, as 4577334336 + 29543765689 = 67656^2 + 171883^2 .

It is not a de Polignac number, because 34121100025 - 2¹ = 34121100023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34121099975 and 34121100011.

It is not an unprimeable number, because it can be changed into a prime (34121100023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1691776 + ... + 1711825.

It is an arithmetic number, because the mean of its divisors is an integer number (3534640677).

Almost surely, 2^34121100025 is an apocalyptic number.

It is an amenable number.

34121100025 is a deficient number, since it is larger than the sum of its proper divisors (8294588099).

34121100025 is a wasteful number, since it uses less digits than its factorization.

34121100025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3404012 (or 3404007 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 34121100025 its reverse (52000112143), we get a palindrome (86121212168).

The spelling of 34121100025 in words is "thirty-four billion, one hundred twenty-one million, one hundred thousand, twenty-five".