312201234101420 has 24 divisors (see below), whose sum is σ = 655625293377264. Its totient is φ = 124879979018816.

The previous prime is 312201234101417. The next prime is 312201234101473. The reversal of 312201234101420 is 24101432102213.

It is a happy number.

It is a super-2 number, since 2×312201234101420² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 312201234101420.

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, 27170327 + ... + 36913806.

It is an arithmetic number, because the mean of its divisors is an integer number (27317720557386).

Almost surely, 2^{312201234101420} is an apocalyptic number.

It is an amenable number.

312201234101420 is an abundant number, since it is smaller than the sum of its proper divisors (343424059275844).

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

312201234101420 is a wasteful number, since it uses less digits than its factorization.

312201234101420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64327729 (or 64327727 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 312201234101420 its reverse (24101432102213), we get a palindrome (336302666203633).

The spelling of 312201234101420 in words is "three hundred twelve trillion, two hundred one billion, two hundred thirty-four million, one hundred one thousand, four hundred twenty".