313021112121030 has 16 divisors (see below), whose sum is σ = 751250669090544. Its totient is φ = 83472296565600.

The previous prime is 313021112121019. The next prime is 313021112121061. The reversal of 313021112121030 is 30121211120313.

It is a junction number, because it is equal to n+sod(n) for n = 313021112120988 and 313021112121006.

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, 5217018535321 + ... + 5217018535380.

It is an arithmetic number, because the mean of its divisors is an integer number (46953166818159).

Almost surely, 2^{313021112121030} is an apocalyptic number.

313021112121030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

313021112121030 is an abundant number, since it is smaller than the sum of its proper divisors (438229556969514).

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

313021112121030 is a wasteful number, since it uses less digits than its factorization.

313021112121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10434037070711.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 313021112121030 its reverse (30121211120313), we get a palindrome (343142323241343).

The spelling of 313021112121030 in words is "three hundred thirteen trillion, twenty-one billion, one hundred twelve million, one hundred twenty-one thousand, thirty".