112000221122021 has 4 divisors (see below), whose sum is σ = 112001463905472. Its totient is φ = 111998978338572.

The previous prime is 112000221121979. The next prime is 112000221122059. The reversal of 112000221122021 is 120221122000211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112000221122021 - 2¹⁴ = 112000221105637 is a prime.

It is a super-2 number, since 2×112000221122021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112000221122921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621256535 + ... + 621436788.

It is an arithmetic number, because the mean of its divisors is an integer number (28000365976368).

Almost surely, 2^{112000221122021} is an apocalyptic number.

It is an amenable number.

112000221122021 is a deficient number, since it is larger than the sum of its proper divisors (1242783451).

112000221122021 is an equidigital number, since it uses as much as digits as its factorization.

112000221122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242783450.

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

Adding to 112000221122021 its reverse (120221122000211), we get a palindrome (232221343122232).

The spelling of 112000221122021 in words is "one hundred twelve trillion, two hundred twenty-one million, one hundred twenty-two thousand, twenty-one".