102204113054451 has 4 divisors (see below), whose sum is σ = 136272150739272. Its totient is φ = 68136075369632.

The previous prime is 102204113054431. The next prime is 102204113054497. The reversal of 102204113054451 is 154450311402201.

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

It is a cyclic number.

It is not a de Polignac number, because 102204113054451 - 2⁵ = 102204113054419 is a prime.

It is a super-2 number, since 2×102204113054451² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102204113054431) 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, 17034018842406 + ... + 17034018842411.

It is an arithmetic number, because the mean of its divisors is an integer number (34068037684818).

Almost surely, 2^{102204113054451} is an apocalyptic number.

102204113054451 is a deficient number, since it is larger than the sum of its proper divisors (34068037684821).

102204113054451 is an equidigital number, since it uses as much as digits as its factorization.

102204113054451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34068037684820.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 102204113054451 its reverse (154450311402201), we get a palindrome (256654424456652).

The spelling of 102204113054451 in words is "one hundred two trillion, two hundred four billion, one hundred thirteen million, fifty-four thousand, four hundred fifty-one".