2355204021051 has 16 divisors (see below), whose sum is σ = 3799993042944. Its totient is φ = 1266664347264.

The previous prime is 2355204021043. The next prime is 2355204021083. The reversal of 2355204021051 is 1501204025532.

2355204021051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2355204021051 - 2³ = 2355204021043 is a prime.

It is a super-2 number, since 2×2355204021051² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2355204021151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3298604715 + ... + 3298605428.

It is an arithmetic number, because the mean of its divisors is an integer number (237499565184).

Almost surely, 2^{2355204021051} is an apocalyptic number.

2355204021051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2355204021051 is a deficient number, since it is larger than the sum of its proper divisors (1444789021893).

2355204021051 is a wasteful number, since it uses less digits than its factorization.

2355204021051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6597210170.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 2355204021051 its reverse (1501204025532), we get a palindrome (3856408046583).

The spelling of 2355204021051 in words is "two trillion, three hundred fifty-five billion, two hundred four million, twenty-one thousand, fifty-one".