1210000101122 has 8 divisors (see below), whose sum is σ = 1877586363900. Its totient is φ = 584137979824.

The previous prime is 1210000101113. The next prime is 1210000101157. The reversal of 1210000101122 is 2211010000121.

It can be written as a sum of positive squares in 2 ways, for example, as 1186249900801 + 23750200321 = 1089151^2 + 154111^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10431035297 + ... + 10431035412.

Almost surely, 2^{1210000101122} is an apocalyptic number.

1210000101122 is a deficient number, since it is larger than the sum of its proper divisors (667586262778).

1210000101122 is a wasteful number, since it uses less digits than its factorization.

1210000101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20862070740.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1210000101122 its reverse (2211010000121), we get a palindrome (3421010101243).

The spelling of 1210000101122 in words is "one trillion, two hundred ten billion, one hundred one thousand, one hundred twenty-two".