214024121421 has 16 divisors (see below), whose sum is σ = 311767679808. Its totient is φ = 129519977600.

The previous prime is 214024121411. The next prime is 214024121447. The reversal of 214024121421 is 124121420412.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 214024121421 - 2³⁵ = 179664383053 is a prime.

It is a super-3 number, since 3×214024121421³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 214024121391 and 214024121400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214024121411) 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, 4767600 + ... + 4812281.

It is an arithmetic number, because the mean of its divisors is an integer number (19485479988).

Almost surely, 2^214024121421 is an apocalyptic number.

It is an amenable number.

214024121421 is a deficient number, since it is larger than the sum of its proper divisors (97743558387).

214024121421 is a wasteful number, since it uses less digits than its factorization.

214024121421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9580572.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 214024121421 its reverse (124121420412), we get a palindrome (338145541833).

The spelling of 214024121421 in words is "two hundred fourteen billion, twenty-four million, one hundred twenty-one thousand, four hundred twenty-one".