220231102004 has 24 divisors (see below), whose sum is σ = 392219937480. Its totient is φ = 108184836096.

The previous prime is 220231101977. The next prime is 220231102031. The reversal of 220231102004 is 400201132022.

It is an interprime number because it is at equal distance from previous prime (220231101977) and next prime (220231102031).

It can be written as a sum of positive squares in 4 ways, for example, as 34651077904 + 185580024100 = 186148^2 + 430790^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2018399 + ... + 2124710.

It is an arithmetic number, because the mean of its divisors is an integer number (16342497395).

Almost surely, 2^220231102004 is an apocalyptic number.

It is an amenable number.

220231102004 is a deficient number, since it is larger than the sum of its proper divisors (171988835476).

220231102004 is a wasteful number, since it uses less digits than its factorization.

220231102004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4143347 (or 4143345 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 220231102004 its reverse (400201132022), we get a palindrome (620432234026).

The spelling of 220231102004 in words is "two hundred twenty billion, two hundred thirty-one million, one hundred two thousand, four".