220521012114404 has 6 divisors (see below), whose sum is σ = 385911771200214. Its totient is φ = 110260506057200.

The previous prime is 220521012114383. The next prime is 220521012114409. The reversal of 220521012114404 is 404411210125022.

It can be written as a sum of positive squares in only one way, i.e., 217620087810304 + 2900924304100 = 14751952^2 + 1703210^2 .

It is a super-2 number, since 2×220521012114404² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220521012114409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27565126514297 + ... + 27565126514304.

It is an arithmetic number, because the mean of its divisors is an integer number (64318628533369).

Almost surely, 2^{220521012114404} is an apocalyptic number.

It is an amenable number.

220521012114404 is a deficient number, since it is larger than the sum of its proper divisors (165390759085810).

220521012114404 is a wasteful number, since it uses less digits than its factorization.

220521012114404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55130253028605 (or 55130253028603 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

Adding to 220521012114404 its reverse (404411210125022), we get a palindrome (624932222239426).

The spelling of 220521012114404 in words is "two hundred twenty trillion, five hundred twenty-one billion, twelve million, one hundred fourteen thousand, four hundred four".