222101022020123 has 4 divisors (see below), whose sum is σ = 222112189068120. Its totient is φ = 222089854972128.

The previous prime is 222101022020093. The next prime is 222101022020149. The reversal of 222101022020123 is 321020220101222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222101022020123 - 2¹⁰ = 222101022019099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222101022020095 and 222101022020104.

It is not an unprimeable number, because it can be changed into a prime (222101022020023) 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, 5583494165 + ... + 5583533942.

It is an arithmetic number, because the mean of its divisors is an integer number (55528047267030).

Almost surely, 2^{222101022020123} is an apocalyptic number.

222101022020123 is a deficient number, since it is larger than the sum of its proper divisors (11167047997).

222101022020123 is a wasteful number, since it uses less digits than its factorization.

222101022020123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11167047996.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 222101022020123 its reverse (321020220101222), we get a palindrome (543121242121345).

The spelling of 222101022020123 in words is "two hundred twenty-two trillion, one hundred one billion, twenty-two million, twenty thousand, one hundred twenty-three".