2102214434454 has 24 divisors (see below), whose sum is σ = 4660723476552. Its totient is φ = 684441908640.

The previous prime is 2102214434399. The next prime is 2102214434471. The reversal of 2102214434454 is 4544344122012.

2102214434454 is a `hidden beast` number, since 2 + 1 + 0 + 2 + 214 + 434 + 4 + 5 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1358018887 + ... + 1358020434.

It is an arithmetic number, because the mean of its divisors is an integer number (194196811523).

Almost surely, 2^{2102214434454} is an apocalyptic number.

2102214434454 is an abundant number, since it is smaller than the sum of its proper divisors (2558509042098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102214434454 is a wasteful number, since it uses less digits than its factorization.

2102214434454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2716039372 (or 2716039369 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 2102214434454 its reverse (4544344122012), we get a palindrome (6646558556466).

The spelling of 2102214434454 in words is "two trillion, one hundred two billion, two hundred fourteen million, four hundred thirty-four thousand, four hundred fifty-four".