210122112202 has 4 divisors (see below), whose sum is σ = 315183168306. Its totient is φ = 105061056100.

The previous prime is 210122112169. The next prime is 210122112209. The reversal of 210122112202 is 202211221012.

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., 169809102241 + 40313009961 = 412079^2 + 200781^2 .

It is not an unprimeable number, because it can be changed into a prime (210122112209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52530528049 + ... + 52530528052.

Almost surely, 2^210122112202 is an apocalyptic number.

210122112202 is a deficient number, since it is larger than the sum of its proper divisors (105061056104).

210122112202 is a wasteful number, since it uses less digits than its factorization.

210122112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105061056103.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210122112202 its reverse (202211221012), we get a palindrome (412333333214).

The spelling of 210122112202 in words is "two hundred ten billion, one hundred twenty-two million, one hundred twelve thousand, two hundred two".