1213321101022 has 8 divisors (see below), whose sum is σ = 1819992694536. Its totient is φ = 606656869512.

The previous prime is 1213321101017. The next prime is 1213321101121. The reversal of 1213321101022 is 2201011233121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1408168 + ... + 2099899.

It is an arithmetic number, because the mean of its divisors is an integer number (227499086817).

Almost surely, 2^{1213321101022} is an apocalyptic number.

1213321101022 is a deficient number, since it is larger than the sum of its proper divisors (606671593514).

1213321101022 is a wasteful number, since it uses less digits than its factorization.

1213321101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3681002.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1213321101022 its reverse (2201011233121), we get a palindrome (3414332334143).

The spelling of 1213321101022 in words is "one trillion, two hundred thirteen billion, three hundred twenty-one million, one hundred one thousand, twenty-two".