1201220010022 has 16 divisors (see below), whose sum is σ = 1831017671280. Its totient is φ = 590903283168.

The previous prime is 1201220009993. The next prime is 1201220010037. The reversal of 1201220010022 is 2200100221021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1201220009984 and 1201220010011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5516997 + ... + 5730592.

It is an arithmetic number, because the mean of its divisors is an integer number (114438604455).

Almost surely, 2^{1201220010022} is an apocalyptic number.

1201220010022 is a deficient number, since it is larger than the sum of its proper divisors (629797661258).

1201220010022 is a wasteful number, since it uses less digits than its factorization.

1201220010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11248455.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1201220010022 its reverse (2200100221021), we get a palindrome (3401320231043).

The spelling of 1201220010022 in words is "one trillion, two hundred one billion, two hundred twenty million, ten thousand, twenty-two".