834420220900222 has 128 divisors (see below), whose sum is σ = 1439259091845120. Its totient is φ = 359376196608000.

The previous prime is 834420220900213. The next prime is 834420220900349. The reversal of 834420220900222 is 222009022024438.

It is a super-3 number, since 3×834420220900222³ (a number of 46 digits) contains 333 as substring.

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, 3442305858 + ... + 3442548250.

It is an arithmetic number, because the mean of its divisors is an integer number (11244211655040).

Almost surely, 2^{834420220900222} is an apocalyptic number.

834420220900222 is a deficient number, since it is larger than the sum of its proper divisors (604838870944898).

834420220900222 is a wasteful number, since it uses less digits than its factorization.

834420220900222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243050.

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 834420220900222 in words is "eight hundred thirty-four trillion, four hundred twenty billion, two hundred twenty million, nine hundred thousand, two hundred twenty-two".