1213000202022 has 128 divisors (see below), whose sum is σ = 2835568512000. Its totient is φ = 338769547776.

The previous prime is 1213000201981. The next prime is 1213000202041. The reversal of 1213000202022 is 2202020003121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1213000201992 and 1213000202010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 343332568 + ... + 343336100.

It is an arithmetic number, because the mean of its divisors is an integer number (22152879000).

Almost surely, 2^{1213000202022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1213000202022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1417784256000).

1213000202022 is an abundant number, since it is smaller than the sum of its proper divisors (1622568309978).

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

1213000202022 is a wasteful number, since it uses less digits than its factorization.

1213000202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350.

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

Adding to 1213000202022 its reverse (2202020003121), we get a palindrome (3415020205143).

The spelling of 1213000202022 in words is "one trillion, two hundred thirteen billion, two hundred two thousand, twenty-two".