900341023421 has 32 divisors (see below), whose sum is σ = 1046913638400. Its totient is φ = 758339936640.

The previous prime is 900341023411. The next prime is 900341023457. The reversal of 900341023421 is 124320143009.

It is a cyclic number.

It is not a de Polignac number, because 900341023421 - 2⁶ = 900341023357 is a prime.

It is a super-2 number, since 2×900341023421² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900341023411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189184640 + ... + 189189398.

It is an arithmetic number, because the mean of its divisors is an integer number (32716051200).

Almost surely, 2^900341023421 is an apocalyptic number.

It is an amenable number.

900341023421 is a deficient number, since it is larger than the sum of its proper divisors (146572614979).

900341023421 is a wasteful number, since it uses less digits than its factorization.

900341023421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6129.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 900341023421 in words is "nine hundred billion, three hundred forty-one million, twenty-three thousand, four hundred twenty-one".