212222020010 has 256 divisors, whose sum is σ = 539617075200. Its totient is φ = 57949516800.

The previous prime is 212222019931. The next prime is 212222020081. The reversal of 212222020010 is 10020222212.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 17120915 + ... + 17133305.

It is an arithmetic number, because the mean of its divisors is an integer number (2107879200).

Almost surely, 2^212222020010 is an apocalyptic number.

212222020010 is an abundant number, since it is smaller than the sum of its proper divisors (327395055190).

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

212222020010 is a wasteful number, since it uses less digits than its factorization.

212222020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12517.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 212222020010 its reverse (10020222212), we get a palindrome (222242242222).

It can be divided in two parts, 212 and 222020010, that added together give a palindrome (222020222).

The spelling of 212222020010 in words is "two hundred twelve billion, two hundred twenty-two million, twenty thousand, ten".