101200121122 has 4 divisors (see below), whose sum is σ = 151800181686. Its totient is φ = 50600060560.

The previous prime is 101200121107. The next prime is 101200121137. The reversal of 101200121122 is 221121002101.

101200121122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (101200121107) and next prime (101200121137).

It can be written as a sum of positive squares in only one way, i.e., 85615345201 + 15584775921 = 292601^2 + 124839^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25300030279 + ... + 25300030282.

Almost surely, 2^101200121122 is an apocalyptic number.

101200121122 is a deficient number, since it is larger than the sum of its proper divisors (50600060564).

101200121122 is an equidigital number, since it uses as much as digits as its factorization.

101200121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50600060563.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101200121122 its reverse (221121002101), we get a palindrome (322321123223).

The spelling of 101200121122 in words is "one hundred one billion, two hundred million, one hundred twenty-one thousand, one hundred twenty-two".