1222135263112 has 32 divisors (see below), whose sum is σ = 2329279992000. Its totient is φ = 601073567424.

The previous prime is 1222135263103. The next prime is 1222135263137. The reversal of 1222135263112 is 2113625312221.

It is a happy number.

It is a super-2 number, since 2×1222135263112² (a number of 25 digits) contains 22 as substring.

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, 4854318 + ... + 5099869.

It is an arithmetic number, because the mean of its divisors is an integer number (72789999750).

Almost surely, 2^{1222135263112} is an apocalyptic number.

It is an amenable number.

1222135263112 is a deficient number, since it is larger than the sum of its proper divisors (1107144728888).

1222135263112 is a wasteful number, since it uses less digits than its factorization.

1222135263112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9954445 (or 9954441 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The spelling of 1222135263112 in words is "one trillion, two hundred twenty-two billion, one hundred thirty-five million, two hundred sixty-three thousand, one hundred twelve".