22111022220022 has 8 divisors (see below), whose sum is σ = 33172314510456. Its totient is φ = 11053584049872.

The previous prime is 22111022219969. The next prime is 22111022220037. The reversal of 22111022220022 is 22002222011122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22111022220022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963515728 + ... + 963538675.

It is an arithmetic number, because the mean of its divisors is an integer number (4146539313807).

Almost surely, 2^{22111022220022} is an apocalyptic number.

22111022220022 is a deficient number, since it is larger than the sum of its proper divisors (11061292290434).

22111022220022 is a wasteful number, since it uses less digits than its factorization.

22111022220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927060142.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22111022220022 its reverse (22002222011122), we get a palindrome (44113244231144).

The spelling of 22111022220022 in words is "twenty-two trillion, one hundred eleven billion, twenty-two million, two hundred twenty thousand, twenty-two".