202102301122 has 4 divisors (see below), whose sum is σ = 303153451686. Its totient is φ = 101051150560.

The previous prime is 202102301117. The next prime is 202102301153. The reversal of 202102301122 is 221103201202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 153671056081 + 48431245041 = 392009^2 + 220071^2 .

It is a junction number, because it is equal to n+sod(n) for n = 202102301096 and 202102301105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50525575279 + ... + 50525575282.

Almost surely, 2^202102301122 is an apocalyptic number.

202102301122 is a deficient number, since it is larger than the sum of its proper divisors (101051150564).

202102301122 is a wasteful number, since it uses less digits than its factorization.

202102301122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101051150563.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 202102301122 its reverse (221103201202), we get a palindrome (423205502324).

The spelling of 202102301122 in words is "two hundred two billion, one hundred two million, three hundred one thousand, one hundred twenty-two".