121001011122122 has 8 divisors (see below), whose sum is σ = 181501569641700. Its totient is φ = 60500487908224.

The previous prime is 121001011122073. The next prime is 121001011122181. The reversal of 121001011122122 is 221221110100121.

It can be written as a sum of positive squares in 2 ways, for example, as 119761264715401 + 1239746406721 = 10943549^2 + 1113439^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 121001011122122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2809754 + ... + 15808122.

Almost surely, 2^{121001011122122} is an apocalyptic number.

121001011122122 is a deficient number, since it is larger than the sum of its proper divisors (60500558519578).

121001011122122 is a wasteful number, since it uses less digits than its factorization.

121001011122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17652840.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121001011122122 its reverse (221221110100121), we get a palindrome (342222121222243).

The spelling of 121001011122122 in words is "one hundred twenty-one trillion, one billion, eleven million, one hundred twenty-two thousand, one hundred twenty-two".