101201421004280 has 32 divisors (see below), whose sum is σ = 235048461690240. Its totient is φ = 39174743614080.

The previous prime is 101201421004279. The next prime is 101201421004289. The reversal of 101201421004280 is 82400124102101.

It is a super-2 number, since 2×101201421004280² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101201421004289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40807023359 + ... + 40807025838.

It is an arithmetic number, because the mean of its divisors is an integer number (7345264427820).

Almost surely, 2^{101201421004280} is an apocalyptic number.

101201421004280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101201421004280 is an abundant number, since it is smaller than the sum of its proper divisors (133847040685960).

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

101201421004280 is a wasteful number, since it uses less digits than its factorization.

101201421004280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81614049239 (or 81614049235 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

Adding to 101201421004280 its reverse (82400124102101), we get a palindrome (183601545106381).

The spelling of 101201421004280 in words is "one hundred one trillion, two hundred one billion, four hundred twenty-one million, four thousand, two hundred eighty".