421140022150 has 24 divisors (see below), whose sum is σ = 784623858984. Its totient is φ = 168175704000.

The previous prime is 421140022133. The next prime is 421140022151. The reversal of 421140022150 is 51220041124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421140022151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6977272 + ... + 7037371.

It is an arithmetic number, because the mean of its divisors is an integer number (32692660791).

Almost surely, 2^421140022150 is an apocalyptic number.

421140022150 is a deficient number, since it is larger than the sum of its proper divisors (363483836834).

421140022150 is a wasteful number, since it uses less digits than its factorization.

421140022150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14015256 (or 14015251 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 421140022150 its reverse (51220041124), we get a palindrome (472360063274).

The spelling of 421140022150 in words is "four hundred twenty-one billion, one hundred forty million, twenty-two thousand, one hundred fifty".