4022012401002 has 48 divisors (see below), whose sum is σ = 8892215835048. Its totient is φ = 1313384941440.

The previous prime is 4022012400979. The next prime is 4022012401087. The reversal of 4022012401002 is 2001042102204.

4022012401002 is a `hidden beast` number, since 40 + 220 + 1 + 2 + 401 + 0 + 0 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3112256977281 + 909755423721 = 1764159^2 + 953811^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2558473 + ... + 3819660.

Almost surely, 2^{4022012401002} is an apocalyptic number.

4022012401002 is an abundant number, since it is smaller than the sum of its proper divisors (4870203434046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4022012401002 is a wasteful number, since it uses less digits than its factorization.

4022012401002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6378855 (or 6378852 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 4022012401002 its reverse (2001042102204), we get a palindrome (6023054503206).

The spelling of 4022012401002 in words is "four trillion, twenty-two billion, twelve million, four hundred one thousand, two".