10423052220251 has 16 divisors (see below), whose sum is σ = 11477239764480. Its totient is φ = 9386643278880.

The previous prime is 10423052220241. The next prime is 10423052220277. The reversal of 10423052220251 is 15202225032401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10423052220251 - 2³⁴ = 10405872351067 is a prime.

It is a super-2 number, since 2×10423052220251² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10423052220221) 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, 41548985 + ... + 41799093.

It is an arithmetic number, because the mean of its divisors is an integer number (717327485280).

Almost surely, 2^{10423052220251} is an apocalyptic number.

10423052220251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10423052220251 is a deficient number, since it is larger than the sum of its proper divisors (1054187544229).

10423052220251 is a wasteful number, since it uses less digits than its factorization.

10423052220251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285634.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 10423052220251 its reverse (15202225032401), we get a palindrome (25625277252652).

The spelling of 10423052220251 in words is "ten trillion, four hundred twenty-three billion, fifty-two million, two hundred twenty thousand, two hundred fifty-one".