769021121022 has 64 divisors (see below), whose sum is σ = 2000931323904. Its totient is φ = 191061145440.

The previous prime is 769021121021. The next prime is 769021121041. The reversal of 769021121022 is 220121120967.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769021121021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36175198 + ... + 36196449.

It is an arithmetic number, because the mean of its divisors is an integer number (31264551936).

Almost surely, 2^769021121022 is an apocalyptic number.

769021121022 is an abundant number, since it is smaller than the sum of its proper divisors (1231910202882).

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

769021121022 is a wasteful number, since it uses less digits than its factorization.

769021121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72371693.

The product of its (nonzero) digits is 6048, while the sum is 33.

Adding to 769021121022 its reverse (220121120967), we get a palindrome (989142241989).

The spelling of 769021121022 in words is "seven hundred sixty-nine billion, twenty-one million, one hundred twenty-one thousand, twenty-two".