1120125201421 has 2 divisors, whose sum is σ = 1120125201422. Its totient is φ = 1120125201420.

The previous prime is 1120125201409. The next prime is 1120125201479. The reversal of 1120125201421 is 1241025210211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 976116336196 + 144008865225 = 987986^2 + 379485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120125201421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120125201392 and 1120125201401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120125201401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560062600710 + 560062600711.

It is an arithmetic number, because the mean of its divisors is an integer number (560062600711).

Almost surely, 2^{1120125201421} is an apocalyptic number.

It is an amenable number.

1120125201421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120125201421 is an equidigital number, since it uses as much as digits as its factorization.

1120125201421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 22.

The spelling of 1120125201421 in words is "one trillion, one hundred twenty billion, one hundred twenty-five million, two hundred one thousand, four hundred twenty-one".