125335323220 has 24 divisors (see below), whose sum is σ = 263744659584. Its totient is φ = 50031180576.

The previous prime is 125335323209. The next prime is 125335323257. The reversal of 125335323220 is 22323533521.

It is a happy number.

It is a congruent 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, 6424312 + ... + 6443791.

It is an arithmetic number, because the mean of its divisors is an integer number (10989360816).

Almost surely, 2^125335323220 is an apocalyptic number.

125335323220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125335323220 is an abundant number, since it is smaller than the sum of its proper divisors (138409336364).

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

125335323220 is a wasteful number, since it uses less digits than its factorization.

125335323220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12868599 (or 12868597 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 125335323220 its reverse (22323533521), we get a palindrome (147658856741).

The spelling of 125335323220 in words is "one hundred twenty-five billion, three hundred thirty-five million, three hundred twenty-three thousand, two hundred twenty".