214044004010421 has 36 divisors (see below), whose sum is σ = 334903799710116. Its totient is φ = 131673344774400.

The previous prime is 214044004010393. The next prime is 214044004010437. The reversal of 214044004010421 is 124010400440412.

It is a happy number.

214044004010421 is a `hidden beast` number, since 2 + 140 + 440 + 0 + 40 + 1 + 0 + 42 + 1 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 79193731635396 + 134850272375025 = 8899086^2 + 11612505^2 .

It is not a de Polignac number, because 214044004010421 - 2¹⁹ = 214044003486133 is a prime.

It is a super-2 number, since 2×214044004010421² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214044004010821) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20242240 + ... + 28945401.

It is an arithmetic number, because the mean of its divisors is an integer number (9302883325281).

Almost surely, 2^{214044004010421} is an apocalyptic number.

It is an amenable number.

214044004010421 is a deficient number, since it is larger than the sum of its proper divisors (120859795699695).

214044004010421 is a wasteful number, since it uses less digits than its factorization.

214044004010421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49190534 (or 49190518 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 214044004010421 its reverse (124010400440412), we get a palindrome (338054404450833).

The spelling of 214044004010421 in words is "two hundred fourteen trillion, forty-four billion, four million, ten thousand, four hundred twenty-one".