22201211102012 has 12 divisors (see below), whose sum is σ = 41137538218560. Its totient is φ = 10447628753856.

The previous prime is 22201211101981. The next prime is 22201211102089. The reversal of 22201211102012 is 21020111210222.

It is a super-2 number, since 2×22201211102012² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

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, 163244199212 + ... + 163244199347.

It is an arithmetic number, because the mean of its divisors is an integer number (3428128184880).

Almost surely, 2^{22201211102012} is an apocalyptic number.

It is an amenable number.

22201211102012 is a deficient number, since it is larger than the sum of its proper divisors (18936327116548).

22201211102012 is a wasteful number, since it uses less digits than its factorization.

22201211102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326488398580 (or 326488398578 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22201211102012 its reverse (21020111210222), we get a palindrome (43221322312234).

The spelling of 22201211102012 in words is "twenty-two trillion, two hundred one billion, two hundred eleven million, one hundred two thousand, twelve".