1213002020022 has 16 divisors (see below), whose sum is σ = 2612619735600. Its totient is φ = 373231390752.

The previous prime is 1213002019981. The next prime is 1213002020047. The reversal of 1213002020022 is 2200202003121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1213002019983 and 1213002020010.

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, 7775653897 + ... + 7775654052.

It is an arithmetic number, because the mean of its divisors is an integer number (163288733475).

Almost surely, 2^{1213002020022} is an apocalyptic number.

1213002020022 is an abundant number, since it is smaller than the sum of its proper divisors (1399617715578).

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

1213002020022 is a wasteful number, since it uses less digits than its factorization.

1213002020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15551307967.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1213002020022 its reverse (2200202003121), we get a palindrome (3413204023143).

The spelling of 1213002020022 in words is "one trillion, two hundred thirteen billion, two million, twenty thousand, twenty-two".