4214120421 has 64 divisors (see below), whose sum is σ = 6862123008. Its totient is φ = 2248570368.

The previous prime is 4214120311. The next prime is 4214120441. The reversal of 4214120421 is 1240214124.

It is not a de Polignac number, because 4214120421 - 2¹⁰ = 4214119397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4214120441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3772155 + ... + 3773271.

It is an arithmetic number, because the mean of its divisors is an integer number (107220672).

Almost surely, 2^4214120421 is an apocalyptic number.

It is an amenable number.

4214120421 is a deficient number, since it is larger than the sum of its proper divisors (2648002587).

4214120421 is a wasteful number, since it uses less digits than its factorization.

4214120421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 4214120421 is about 64916.2569854424. The cubic root of 4214120421 is about 1615.2347418914.

Adding to 4214120421 its reverse (1240214124), we get a palindrome (5454334545).

The spelling of 4214120421 in words is "four billion, two hundred fourteen million, one hundred twenty thousand, four hundred twenty-one".