1222579920835 has 48 divisors (see below), whose sum is σ = 1842676459776. Its totient is φ = 762302496384.

The previous prime is 1222579920823. The next prime is 1222579920871. The reversal of 1222579920835 is 5380299752221.

It is not a de Polignac number, because 1222579920835 - 2²⁹ = 1222043049923 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1146169 + ... + 1938778.

It is an arithmetic number, because the mean of its divisors is an integer number (38389092912).

Almost surely, 2^{1222579920835} is an apocalyptic number.

1222579920835 is a deficient number, since it is larger than the sum of its proper divisors (620096538941).

1222579920835 is a wasteful number, since it uses less digits than its factorization.

1222579920835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3085052 (or 3085039 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 1222579920835 in words is "one trillion, two hundred twenty-two billion, five hundred seventy-nine million, nine hundred twenty thousand, eight hundred thirty-five".