121001001122 has 16 divisors (see below), whose sum is σ = 181989007200. Its totient is φ = 60338196960.

The previous prime is 121001001119. The next prime is 121001001151. The reversal of 121001001122 is 221100100121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1192829 + ... + 1290287.

It is an arithmetic number, because the mean of its divisors is an integer number (11374312950).

Almost surely, 2^121001001122 is an apocalyptic number.

121001001122 is a deficient number, since it is larger than the sum of its proper divisors (60988006078).

121001001122 is a wasteful number, since it uses less digits than its factorization.

121001001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99121.

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

Adding to 121001001122 its reverse (221100100121), we get a palindrome (342101101243).

The spelling of 121001001122 in words is "one hundred twenty-one billion, one million, one thousand, one hundred twenty-two".