4124201403421 has 16 divisors (see below), whose sum is σ = 4736015784000. Its totient is φ = 3551875747200.

The previous prime is 4124201403389. The next prime is 4124201403437. The reversal of 4124201403421 is 1243041024214.

It is not a de Polignac number, because 4124201403421 - 2⁵ = 4124201403389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4124201403421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4124201403121) 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, 12915001 + ... + 13230481.

It is an arithmetic number, because the mean of its divisors is an integer number (296000986500).

Almost surely, 2^{4124201403421} is an apocalyptic number.

It is an amenable number.

4124201403421 is a deficient number, since it is larger than the sum of its proper divisors (611814380579).

4124201403421 is a wasteful number, since it uses less digits than its factorization.

4124201403421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378060.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 4124201403421 its reverse (1243041024214), we get a palindrome (5367242427635).

The spelling of 4124201403421 in words is "four trillion, one hundred twenty-four billion, two hundred one million, four hundred three thousand, four hundred twenty-one".