222000101020 has 24 divisors (see below), whose sum is σ = 466242727104. Its totient is φ = 88791942336.

The previous prime is 222000101009. The next prime is 222000101023. The reversal of 222000101020 is 20101000222.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 222000100988 and 222000101006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222000101023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278847 + ... + 722326.

It is an arithmetic number, because the mean of its divisors is an integer number (19426780296).

Almost surely, 2^222000101020 is an apocalyptic number.

222000101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222000101020 is an abundant number, since it is smaller than the sum of its proper divisors (244242626084).

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

222000101020 is a wasteful number, since it uses less digits than its factorization.

222000101020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012269 (or 1012267 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 222000101020 its reverse (20101000222), we get a palindrome (242101101242).

The spelling of 222000101020 in words is "two hundred twenty-two billion, one hundred one thousand, twenty".