100201342120420 has 48 divisors (see below), whose sum is σ = 210721959302400. Its totient is φ = 40023561079040.

The previous prime is 100201342120367. The next prime is 100201342120433. The reversal of 100201342120420 is 24021243102001.

It is a junction number, because it is equal to n+sod(n) for n = 100201342120391 and 100201342120400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574695816 + ... + 574870144.

It is an arithmetic number, because the mean of its divisors is an integer number (4390040818800).

Almost surely, 2^{100201342120420} is an apocalyptic number.

100201342120420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100201342120420 is an abundant number, since it is smaller than the sum of its proper divisors (110520617181980).

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

100201342120420 is a wasteful number, since it uses less digits than its factorization.

100201342120420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215028 (or 215026 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 100201342120420 its reverse (24021243102001), we get a palindrome (124222585222421).

The spelling of 100201342120420 in words is "one hundred trillion, two hundred one billion, three hundred forty-two million, one hundred twenty thousand, four hundred twenty".