1201120101122 has 4 divisors (see below), whose sum is σ = 1801680151686. Its totient is φ = 600560050560.

The previous prime is 1201120101119. The next prime is 1201120101157. The reversal of 1201120101122 is 2211010211021.

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

It can be written as a sum of positive squares in only one way, i.e., 810343836481 + 390776264641 = 900191^2 + 625121^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1201120101097 and 1201120101106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300280025279 + ... + 300280025282.

Almost surely, 2^{1201120101122} is an apocalyptic number.

1201120101122 is a deficient number, since it is larger than the sum of its proper divisors (600560050564).

1201120101122 is an equidigital number, since it uses as much as digits as its factorization.

1201120101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600560050563.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1201120101122 its reverse (2211010211021), we get a palindrome (3412130312143).

The spelling of 1201120101122 in words is "one trillion, two hundred one billion, one hundred twenty million, one hundred one thousand, one hundred twenty-two".