1222020100122 has 8 divisors (see below), whose sum is σ = 2444040200256. Its totient is φ = 407340033372.

The previous prime is 1222020100079. The next prime is 1222020100157. The reversal of 1222020100122 is 2210010202221.

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

1222020100122 is an admirable number.

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, 101835008338 + ... + 101835008349.

It is an arithmetic number, because the mean of its divisors is an integer number (305505025032).

Almost surely, 2^{1222020100122} is an apocalyptic number.

1222020100122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1222020100122 is a wasteful number, since it uses less digits than its factorization.

1222020100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203670016692.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1222020100122 its reverse (2210010202221), we get a palindrome (3432030302343).

The spelling of 1222020100122 in words is "one trillion, two hundred twenty-two billion, twenty million, one hundred thousand, one hundred twenty-two".