222132013020 has 144 divisors (see below), whose sum is σ = 710679191040. Its totient is φ = 56005561728.

The previous prime is 222132013013. The next prime is 222132013069. The reversal of 222132013020 is 20310231222.

222132013020 is a `hidden beast` number, since 22 + 21 + 320 + 1 + 302 + 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 = 222132012984 and 222132013002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1655697 + ... + 1784823.

It is an arithmetic number, because the mean of its divisors is an integer number (4935272160).

Almost surely, 2^222132013020 is an apocalyptic number.

222132013020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222132013020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355339595520).

222132013020 is an abundant number, since it is smaller than the sum of its proper divisors (488547178020).

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

222132013020 is a wasteful number, since it uses less digits than its factorization.

222132013020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129664 (or 129659 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222132013020 its reverse (20310231222), we get a palindrome (242442244242).

The spelling of 222132013020 in words is "two hundred twenty-two billion, one hundred thirty-two million, thirteen thousand, twenty".