1200020220122 has 8 divisors (see below), whose sum is σ = 1800257659200. Its totient is φ = 599934333724.

The previous prime is 1200020220109. The next prime is 1200020220143. The reversal of 1200020220122 is 2210220200021.

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 = 1200020220097 and 1200020220106.

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, 37868372 + ... + 37900047.

It is an arithmetic number, because the mean of its divisors is an integer number (225032207400).

Almost surely, 2^{1200020220122} is an apocalyptic number.

1200020220122 is a deficient number, since it is larger than the sum of its proper divisors (600237439078).

1200020220122 is an equidigital number, since it uses as much as digits as its factorization.

1200020220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75776340.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1200020220122 its reverse (2210220200021), we get a palindrome (3410240420143).

The spelling of 1200020220122 in words is "one trillion, two hundred billion, twenty million, two hundred twenty thousand, one hundred twenty-two".