202001211222122 has 8 divisors (see below), whose sum is σ = 326309648897316. Its totient is φ = 93231328256352.

The previous prime is 202001211222121. The next prime is 202001211222133. The reversal of 202001211222122 is 221222112100202.

202001211222122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 200033528909041 + 1967682313081 = 14143321^2 + 1402741^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 202001211222094 and 202001211222103.

It is not an unprimeable number, because it can be changed into a prime (202001211222121) 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, 3884638677323 + ... + 3884638677374.

Almost surely, 2^{202001211222122} is an apocalyptic number.

202001211222122 is a deficient number, since it is larger than the sum of its proper divisors (124308437675194).

202001211222122 is a wasteful number, since it uses less digits than its factorization.

202001211222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7769277354712.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202001211222122 its reverse (221222112100202), we get a palindrome (423223323322324).

The spelling of 202001211222122 in words is "two hundred two trillion, one billion, two hundred eleven million, two hundred twenty-two thousand, one hundred twenty-two".