220212001022122 has 8 divisors (see below), whose sum is σ = 330351981399972. Its totient is φ = 110094673888800.

The previous prime is 220212001022089. The next prime is 220212001022129. The reversal of 220212001022122 is 221220100212022.

It can be written as a sum of positive squares in 2 ways, for example, as 132348205224361 + 87863795797761 = 11504269^2 + 9373569^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 220212001022122.

It is not an unprimeable number, because it can be changed into a prime (220212001022129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5663286829 + ... + 5663325712.

Almost surely, 2^{220212001022122} is an apocalyptic number.

220212001022122 is a deficient number, since it is larger than the sum of its proper divisors (110139980377850).

220212001022122 is a wasteful number, since it uses less digits than its factorization.

220212001022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11326622264.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220212001022122 its reverse (221220100212022), we get a palindrome (441432101234144).

The spelling of 220212001022122 in words is "two hundred twenty trillion, two hundred twelve billion, one million, twenty-two thousand, one hundred twenty-two".