101121000122 has 4 divisors (see below), whose sum is σ = 151681500186. Its totient is φ = 50560500060.

The previous prime is 101121000107. The next prime is 101121000133. The reversal of 101121000122 is 221000121101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221000121101 = 10433 ⋅21182797.

It can be written as a sum of positive squares in only one way, i.e., 101117004121 + 3996001 = 317989^2 + 1999^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25280250029 + ... + 25280250032.

Almost surely, 2^101121000122 is an apocalyptic number.

101121000122 is a deficient number, since it is larger than the sum of its proper divisors (50560500064).

101121000122 is an equidigital number, since it uses as much as digits as its factorization.

101121000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50560500063.

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

Adding to 101121000122 its reverse (221000121101), we get a palindrome (322121121223).

The spelling of 101121000122 in words is "one hundred one billion, one hundred twenty-one million, one hundred twenty-two", and thus it is an aban number.