1219338380022 has 64 divisors (see below), whose sum is σ = 2797619973120. Its totient is φ = 347064182784.

The previous prime is 1219338380021. The next prime is 1219338380023. The reversal of 1219338380022 is 2200838339121.

It is an interprime number because it is at equal distance from previous prime (1219338380021) and next prime (1219338380023).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1219338380021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15721354 + ... + 15798722.

It is an arithmetic number, because the mean of its divisors is an integer number (43712812080).

Almost surely, 2^{1219338380022} is an apocalyptic number.

1219338380022 is an abundant number, since it is smaller than the sum of its proper divisors (1578281593098).

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

1219338380022 is a wasteful number, since it uses less digits than its factorization.

1219338380022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78797.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 1219338380022 in words is "one trillion, two hundred nineteen billion, three hundred thirty-eight million, three hundred eighty thousand, twenty-two".