4214001021 has 32 divisors (see below), whose sum is σ = 6003139968. Its totient is φ = 2620200960.

The previous prime is 4214001019. The next prime is 4214001037. The reversal of 4214001021 is 1201004124.

It is not a de Polignac number, because 4214001021 - 2¹ = 4214001019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4214001061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4496865 + ... + 4497801.

It is an arithmetic number, because the mean of its divisors is an integer number (187598124).

Almost surely, 2^4214001021 is an apocalyptic number.

It is an amenable number.

4214001021 is a deficient number, since it is larger than the sum of its proper divisors (1789138947).

4214001021 is a wasteful number, since it uses less digits than its factorization.

4214001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 4214001021 is about 64915.3373325596. The cubic root of 4214001021 is about 1615.2194867626.

Adding to 4214001021 its reverse (1201004124), we get a palindrome (5415005145).

The spelling of 4214001021 in words is "four billion, two hundred fourteen million, one thousand, twenty-one".