1201120114021 has 4 divisors (see below), whose sum is σ = 1201805295532. Its totient is φ = 1200434932512.

The previous prime is 1201120114003. The next prime is 1201120114037. The reversal of 1201120114021 is 1204110211021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 27418723396 + 1173701390625 = 165586^2 + 1083375^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201120114021 - 2⁵ = 1201120113989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201120113986 and 1201120114004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201120114121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342588126 + ... + 342591631.

It is an arithmetic number, because the mean of its divisors is an integer number (300451323883).

Almost surely, 2^{1201120114021} is an apocalyptic number.

It is an amenable number.

1201120114021 is a deficient number, since it is larger than the sum of its proper divisors (685181511).

1201120114021 is an equidigital number, since it uses as much as digits as its factorization.

1201120114021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685181510.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1201120114021 its reverse (1204110211021), we get a palindrome (2405230325042).

The spelling of 1201120114021 in words is "one trillion, two hundred one billion, one hundred twenty million, one hundred fourteen thousand, twenty-one".