1022111033312 has 48 divisors (see below), whose sum is σ = 2100985840800. Its totient is φ = 488553027072.

The previous prime is 1022111033309. The next prime is 1022111033323. The reversal of 1022111033312 is 2133301112201.

It is a happy number.

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, 874814 + ... + 1676162.

It is an arithmetic number, because the mean of its divisors is an integer number (43770538350).

Almost surely, 2^{1022111033312} is an apocalyptic number.

It is an amenable number.

1022111033312 is an abundant number, since it is smaller than the sum of its proper divisors (1078874807488).

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

1022111033312 is a wasteful number, since it uses less digits than its factorization.

1022111033312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803115 (or 803107 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1022111033312 its reverse (2133301112201), we get a palindrome (3155412145513).

The spelling of 1022111033312 in words is "one trillion, twenty-two billion, one hundred eleven million, thirty-three thousand, three hundred twelve".