220349019051 has 24 divisors (see below), whose sum is σ = 385147867104. Its totient is φ = 118507034880.

The previous prime is 220349019019. The next prime is 220349019071. The reversal of 220349019051 is 150910943022.

220349019051 is a `hidden beast` number, since 220 + 349 + 0 + 1 + 90 + 5 + 1 = 666.

It is not a de Polignac number, because 220349019051 - 2⁵ = 220349019019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220349018997 and 220349019015.

It is not an unprimeable number, because it can be changed into a prime (220349019071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102869620 + ... + 102871761.

It is an arithmetic number, because the mean of its divisors is an integer number (16047827796).

Almost surely, 2^220349019051 is an apocalyptic number.

220349019051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

220349019051 is a deficient number, since it is larger than the sum of its proper divisors (164798848053).

220349019051 is a wasteful number, since it uses less digits than its factorization.

220349019051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205741411 (or 205741408 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 220349019051 in words is "two hundred twenty billion, three hundred forty-nine million, nineteen thousand, fifty-one".