22002222220123 has 8 divisors (see below), whose sum is σ = 22363852612896. Its totient is φ = 21640622092800.

The previous prime is 22002222220103. The next prime is 22002222220169. The reversal of 22002222220123 is 32102222220022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22002222220123 is a prime.

It is a super-2 number, since 2×22002222220123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22002222220094 and 22002222220103.

It is not an unprimeable number, because it can be changed into a prime (22002222220103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6098143 + ... + 9010648.

It is an arithmetic number, because the mean of its divisors is an integer number (2795481576612).

Almost surely, 2^{22002222220123} is an apocalyptic number.

22002222220123 is a deficient number, since it is larger than the sum of its proper divisors (361630392773).

22002222220123 is a wasteful number, since it uses less digits than its factorization.

22002222220123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15132725.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 22002222220123 its reverse (32102222220022), we get a palindrome (54104444440145).

The spelling of 22002222220123 in words is "twenty-two trillion, two billion, two hundred twenty-two million, two hundred twenty thousand, one hundred twenty-three".