2033121042 has 12 divisors (see below), whose sum is σ = 4405095630. Its totient is φ = 677707008.

The previous prime is 2033121037. The next prime is 2033121043. The reversal of 2033121042 is 2401213302.

It can be written as a sum of positive squares in only one way, i.e., 1811438721 + 221682321 = 42561^2 + 14889^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 112951169 = 2033121042 / (2 + 0 + 3 + 3 + 1 + 2 + 1 + 0 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (2033121043) 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, 56475567 + ... + 56475602.

Almost surely, 2^2033121042 is an apocalyptic number.

2033121042 is an abundant number, since it is smaller than the sum of its proper divisors (2371974588).

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

2033121042 is a wasteful number, since it uses less digits than its factorization.

2033121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112951177 (or 112951174 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2033121042 is about 45090.1435127457. The cubic root of 2033121042 is about 1266.8379895537.

Adding to 2033121042 its reverse (2401213302), we get a palindrome (4434334344).

The spelling of 2033121042 in words is "two billion, thirty-three million, one hundred twenty-one thousand, forty-two".