1220101212022 has 32 divisors (see below), whose sum is σ = 2290230132480. Its totient is φ = 473596939680.

The previous prime is 1220101212019. The next prime is 1220101212041. The reversal of 1220101212022 is 2202121010221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1220101211987 and 1220101212005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14684848 + ... + 14767699.

It is an arithmetic number, because the mean of its divisors is an integer number (71569691640).

Almost surely, 2^{1220101212022} is an apocalyptic number.

1220101212022 is a deficient number, since it is larger than the sum of its proper divisors (1070128920458).

1220101212022 is a wasteful number, since it uses less digits than its factorization.

1220101212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29452836.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1220101212022 its reverse (2202121010221), we get a palindrome (3422222222243).

The spelling of 1220101212022 in words is "one trillion, two hundred twenty billion, one hundred one million, two hundred twelve thousand, twenty-two".