2041121401 has 4 divisors (see below), whose sum is σ = 2226677904. Its totient is φ = 1855564900.

The previous prime is 2041121393. The next prime is 2041121429. The reversal of 2041121401 is 1041211402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2041121401 - 2³ = 2041121393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2041121431) 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, 92778235 + ... + 92778256.

It is an arithmetic number, because the mean of its divisors is an integer number (556669476).

Almost surely, 2^2041121401 is an apocalyptic number.

It is an amenable number.

2041121401 is a deficient number, since it is larger than the sum of its proper divisors (185556503).

2041121401 is a wasteful number, since it uses less digits than its factorization.

2041121401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185556502.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 2041121401 is about 45178.7715747119. The cubic root of 2041121401 is about 1268.4974896511.

Adding to 2041121401 its reverse (1041211402), we get a palindrome (3082332803).

Subtracting from 2041121401 its reverse (1041211402), we obtain a palindrome (999909999).

The spelling of 2041121401 in words is "two billion, forty-one million, one hundred twenty-one thousand, four hundred one".