1241121042 has 56 divisors (see below), whose sum is σ = 3190021056. Its totient is φ = 354603096.

The previous prime is 1241121031. The next prime is 1241121061. The reversal of 1241121042 is 2401211421.

1241121042 is a `hidden beast` number, since 1 + 2 + 411 + 210 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 50598 + ... + 71009.

Almost surely, 2^1241121042 is an apocalyptic number.

1241121042 is an abundant number, since it is smaller than the sum of its proper divisors (1948900014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1241121042 is an equidigital number, since it uses as much as digits as its factorization.

1241121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121634 (or 121619 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1241121042 is about 35229.5478540387. The cubic root of 1241121042 is about 1074.6607307243.

Adding to 1241121042 its reverse (2401211421), we get a palindrome (3642332463).

The spelling of 1241121042 in words is "one billion, two hundred forty-one million, one hundred twenty-one thousand, forty-two".