212002102022122 has 16 divisors (see below), whose sum is σ = 331929901210752. Its totient is φ = 101361593955600.

The previous prime is 212002102022119. The next prime is 212002102022129. The reversal of 212002102022122 is 221220201200212.

It is a self number, because there is not a number n which added to its sum of digits gives 212002102022122.

It is not an unprimeable number, because it can be changed into a prime (212002102022129) 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, 697930758 + ... + 698234449.

It is an arithmetic number, because the mean of its divisors is an integer number (20745618825672).

Almost surely, 2^{212002102022122} is an apocalyptic number.

212002102022122 is a deficient number, since it is larger than the sum of its proper divisors (119927799188630).

212002102022122 is a wasteful number, since it uses less digits than its factorization.

212002102022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396168533.

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

Adding to 212002102022122 its reverse (221220201200212), we get a palindrome (433222303222334).

The spelling of 212002102022122 in words is "two hundred twelve trillion, two billion, one hundred two million, twenty-two thousand, one hundred twenty-two".