1120141421 has 6 divisors (see below), whose sum is σ = 1303021710. Its totient is φ = 960121176.

The previous prime is 1120141417. The next prime is 1120141427. The reversal of 1120141421 is 1241410211.

It can be written as a sum of positive squares in only one way, i.e., 1002418921 + 117722500 = 31661^2 + 10850^2 .

It is not a de Polignac number, because 1120141421 - 2² = 1120141417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120141421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120141427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11429966 + ... + 11430063.

It is an arithmetic number, because the mean of its divisors is an integer number (217170285).

Almost surely, 2^1120141421 is an apocalyptic number.

It is an amenable number.

1120141421 is a deficient number, since it is larger than the sum of its proper divisors (182880289).

1120141421 is an equidigital number, since it uses as much as digits as its factorization.

1120141421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22860043 (or 22860036 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1120141421 is about 33468.5138749841. The cubic root of 1120141421 is about 1038.5425285133.

Adding to 1120141421 its reverse (1241410211), we get a palindrome (2361551632).

The spelling of 1120141421 in words is "one billion, one hundred twenty million, one hundred forty-one thousand, four hundred twenty-one".