425021123000 has 128 divisors (see below), whose sum is σ = 1014159968640. Its totient is φ = 166682880000.

The previous prime is 425021122979. The next prime is 425021123011. The reversal of 425021123000 is 321120524.

It is a super-2 number, since 2×425021123000² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12834464 + ... + 12867536.

It is an arithmetic number, because the mean of its divisors is an integer number (7923124755).

Almost surely, 2^425021123000 is an apocalyptic number.

425021123000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425021123000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507079984320).

425021123000 is an abundant number, since it is smaller than the sum of its proper divisors (589138845640).

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

425021123000 is a wasteful number, since it uses less digits than its factorization.

425021123000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33346 (or 33332 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 425021123000 its reverse (321120524), we get a palindrome (425342243524).

The spelling of 425021123000 in words is "four hundred twenty-five billion, twenty-one million, one hundred twenty-three thousand".