22020111260612 has 12 divisors (see below), whose sum is σ = 38542356088236. Its totient is φ = 11008009521120.

The previous prime is 22020111260599. The next prime is 22020111260633. The reversal of 22020111260612 is 21606211102022.

It can be written as a sum of positive squares in 2 ways, for example, as 2588025082756 + 19432086177856 = 1608734^2 + 4408184^2 .

It is a super-2 number, since 2×22020111260612² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511503083 + ... + 511546130.

It is an arithmetic number, because the mean of its divisors is an integer number (3211863007353).

Almost surely, 2^{22020111260612} is an apocalyptic number.

It is an amenable number.

22020111260612 is a deficient number, since it is larger than the sum of its proper divisors (16522244827624).

22020111260612 is a wasteful number, since it uses less digits than its factorization.

22020111260612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023054598 (or 1023054596 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 22020111260612 its reverse (21606211102022), we get a palindrome (43626322362634).

The spelling of 22020111260612 in words is "twenty-two trillion, twenty billion, one hundred eleven million, two hundred sixty thousand, six hundred twelve".