425021212331 has 8 divisors (see below), whose sum is σ = 427926284544.
Its totient is φ = 422125905960.
The previous prime is 425021212327. The next prime is 425021212361. The reversal of 425021212331 is 133212120524.
Adding to 425021212331 its reverse (133212120524), we get a palindrome (558233332855).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 425021212331 - 22 = 425021212327 is a prime.
It is a super-2 number, since 2×4250212123312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 425021212331.
It is not an unprimeable number, because it can be changed into a prime (425021212361) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2354111 + ... + 2528216.
It is an arithmetic number, because the mean of its divisors is an integer number (53490785568).
Almost surely, 2425021212331 is an apocalyptic number.
425021212331 is a deficient number, since it is larger than the sum of its proper divisors (2905072213).
425021212331 is a wasteful number, since it uses less digits than its factorization.
425021212331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4882921.
The product of its (nonzero) digits is 2880, while the sum is 26.
The spelling of 425021212331 in words is "four hundred twenty-five billion, twenty-one million, two hundred twelve thousand, three hundred thirty-one".