1220212002022 has 32 divisors (see below), whose sum is σ = 2023512158304. Its totient is φ = 548262048000.

The previous prime is 1220212002019. The next prime is 1220212002073. The reversal of 1220212002022 is 2202002120221.

It is a junction number, because it is equal to n+sod(n) for n = 1220212001987 and 1220212002005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 727729 + ... + 1723372.

It is an arithmetic number, because the mean of its divisors is an integer number (63234754947).

Almost surely, 2^{1220212002022} is an apocalyptic number.

1220212002022 is a deficient number, since it is larger than the sum of its proper divisors (803300156282).

1220212002022 is a wasteful number, since it uses less digits than its factorization.

1220212002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2451624.

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

Adding to 1220212002022 its reverse (2202002120221), we get a palindrome (3422214122243).

The spelling of 1220212002022 in words is "one trillion, two hundred twenty billion, two hundred twelve million, two thousand, twenty-two".