345022124212 has 24 divisors (see below), whose sum is σ = 641490350760. Its totient is φ = 162060716160.

The previous prime is 345022124191. The next prime is 345022124263. The reversal of 345022124212 is 212421220543.

It can be written as a sum of positive squares in 4 ways, for example, as 57732556176 + 287289568036 = 240276^2 + 535994^2 .

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, 40189339 + ... + 40197922.

It is an arithmetic number, because the mean of its divisors is an integer number (26728764615).

Almost surely, 2^345022124212 is an apocalyptic number.

It is an amenable number.

345022124212 is a deficient number, since it is larger than the sum of its proper divisors (296468226548).

345022124212 is a wasteful number, since it uses less digits than its factorization.

345022124212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80387331 (or 80387329 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 345022124212 its reverse (212421220543), we get a palindrome (557443344755).

The spelling of 345022124212 in words is "three hundred forty-five billion, twenty-two million, one hundred twenty-four thousand, two hundred twelve".