2223020400120 has 192 divisors, whose sum is σ = 7961515642080. Its totient is φ = 534479275008.

The previous prime is 2223020400101. The next prime is 2223020400127. The reversal of 2223020400120 is 210040203222.

2223020400120 is a `hidden beast` number, since 2 + 2 + 230 + 20 + 400 + 12 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2223020400093 and 2223020400102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223020400127) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5322067 + ... + 5724546.

Almost surely, 2^{2223020400120} is an apocalyptic number.

2223020400120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2223020400120 is an abundant number, since it is smaller than the sum of its proper divisors (5738495241960).

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

2223020400120 is a wasteful number, since it uses less digits than its factorization.

2223020400120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11046686 (or 11046679 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 2223020400120 its reverse (210040203222), we get a palindrome (2433060603342).

The spelling of 2223020400120 in words is "two trillion, two hundred twenty-three billion, twenty million, four hundred thousand, one hundred twenty".