222210000020122 has 8 divisors (see below), whose sum is σ = 333315924482196. Its totient is φ = 111104691859392.

The previous prime is 222210000020027. The next prime is 222210000020143. The reversal of 222210000020122 is 221020000012222.

It can be written as a sum of positive squares in 2 ways, for example, as 191848566585481 + 30361433434641 = 13850941^2 + 5510121^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 222210000020096 and 222210000020105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153172893 + ... + 154616800.

Almost surely, 2^{222210000020122} is an apocalyptic number.

222210000020122 is a deficient number, since it is larger than the sum of its proper divisors (111105924462074).

222210000020122 is a wasteful number, since it uses less digits than its factorization.

222210000020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308150672.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222210000020122 its reverse (221020000012222), we get a palindrome (443230000032344).

The spelling of 222210000020122 in words is "two hundred twenty-two trillion, two hundred ten billion, twenty thousand, one hundred twenty-two".