22012110121104 has 30 divisors (see below), whose sum is σ = 61603335964326. Its totient is φ = 7337370040320.

The previous prime is 22012110121097. The next prime is 22012110121129. The reversal of 22012110121104 is 40112101121022.

It can be written as a sum of positive squares in only one way, i.e., 16810426402704 + 5201683718400 = 4100052^2 + 2280720^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76430937777 + ... + 76430938064.

Almost surely, 2^{22012110121104} is an apocalyptic number.

22012110121104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22012110121104 is an abundant number, since it is smaller than the sum of its proper divisors (39591225843222).

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

22012110121104 is a wasteful number, since it uses less digits than its factorization.

22012110121104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152861875855 (or 152861875846 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22012110121104 its reverse (40112101121022), we get a palindrome (62124211242126).

The spelling of 22012110121104 in words is "twenty-two trillion, twelve billion, one hundred ten million, one hundred twenty-one thousand, one hundred four".