2206401051 has 4 divisors (see below), whose sum is σ = 2941868072. Its totient is φ = 1470934032.

The previous prime is 2206401013. The next prime is 2206401059. The reversal of 2206401051 is 1501046022.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2206401051 - 2³¹ = 58917403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2206401059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367733506 + ... + 367733511.

It is an arithmetic number, because the mean of its divisors is an integer number (735467018).

Almost surely, 2^2206401051 is an apocalyptic number.

2206401051 is a deficient number, since it is larger than the sum of its proper divisors (735467021).

2206401051 is an equidigital number, since it uses as much as digits as its factorization.

2206401051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735467020.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2206401051 is about 46972.3434693225. The cubic root of 2206401051 is about 1301.8516121555.

Adding to 2206401051 its reverse (1501046022), we get a palindrome (3707447073).

The spelling of 2206401051 in words is "two billion, two hundred six million, four hundred one thousand, fifty-one".