1222346912237 has 16 divisors (see below), whose sum is σ = 1346705631744. Its totient is φ = 1109393049600.

The previous prime is 1222346912233. The next prime is 1222346912251. The reversal of 1222346912237 is 7322196432221.

It is not a de Polignac number, because 1222346912237 - 2² = 1222346912233 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222346912233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51437 + ... + 1564397.

It is an arithmetic number, because the mean of its divisors is an integer number (84169101984).

Almost surely, 2^{1222346912237} is an apocalyptic number.

It is an amenable number.

1222346912237 is a deficient number, since it is larger than the sum of its proper divisors (124358719507).

1222346912237 is an equidigital number, since it uses as much as digits as its factorization.

1222346912237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513601 (or 1513579 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The spelling of 1222346912237 in words is "one trillion, two hundred twenty-two billion, three hundred forty-six million, nine hundred twelve thousand, two hundred thirty-seven".