4202012400222 has 128 divisors (see below), whose sum is σ = 11165306664960. Its totient is φ = 1023486266880.

The previous prime is 4202012400217. The next prime is 4202012400227. The reversal of 4202012400222 is 2220042102024.

It is an interprime number because it is at equal distance from previous prime (4202012400217) and next prime (4202012400227).

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 (4202012400227) 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, 5404929 + ... + 6133292.

It is an arithmetic number, because the mean of its divisors is an integer number (87228958320).

Almost surely, 2^{4202012400222} is an apocalyptic number.

4202012400222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4202012400222 is an abundant number, since it is smaller than the sum of its proper divisors (6963294264738).

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

4202012400222 is a wasteful number, since it uses less digits than its factorization.

4202012400222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11538298.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 4202012400222 its reverse (2220042102024), we get a palindrome (6422054502246).

The spelling of 4202012400222 in words is "four trillion, two hundred two billion, twelve million, four hundred thousand, two hundred twenty-two".