214100054021 has 16 divisors (see below), whose sum is σ = 246201795840. Its totient is φ = 182380826880.

The previous prime is 214100053969. The next prime is 214100054041. The reversal of 214100054021 is 120450001412.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-214100054021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214100053984 and 214100054002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214100054041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 587735 + ... + 879563.

It is an arithmetic number, because the mean of its divisors is an integer number (15387612240).

Almost surely, 2^214100054021 is an apocalyptic number.

It is an amenable number.

214100054021 is a deficient number, since it is larger than the sum of its proper divisors (32101741819).

214100054021 is a wasteful number, since it uses less digits than its factorization.

214100054021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292484.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 214100054021 its reverse (120450001412), we get a palindrome (334550055433).

The spelling of 214100054021 in words is "two hundred fourteen billion, one hundred million, fifty-four thousand, twenty-one".