4021230120244 has 12 divisors (see below), whose sum is σ = 7156426485600. Its totient is φ = 1976536838648.

The previous prime is 4021230120169. The next prime is 4021230120277. The reversal of 4021230120244 is 4420210321204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8519555104 + ... + 8519555575.

It is an arithmetic number, because the mean of its divisors is an integer number (596368873800).

Almost surely, 2^{4021230120244} is an apocalyptic number.

It is an amenable number.

4021230120244 is a deficient number, since it is larger than the sum of its proper divisors (3135196365356).

4021230120244 is a wasteful number, since it uses less digits than its factorization.

4021230120244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17039110742 (or 17039110740 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 4021230120244 its reverse (4420210321204), we get a palindrome (8441440441448).

The spelling of 4021230120244 in words is "four trillion, twenty-one billion, two hundred thirty million, one hundred twenty thousand, two hundred forty-four".