201101540100420 has 96 divisors (see below), whose sum is σ = 574263934941312. Its totient is φ = 52564310443008.

The previous prime is 201101540100413. The next prime is 201101540100437. The reversal of 201101540100420 is 24001045101102.

201101540100420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27324682 + ... + 33894561.

It is an arithmetic number, because the mean of its divisors is an integer number (5981915988972).

Almost surely, 2^{201101540100420} is an apocalyptic number.

201101540100420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201101540100420 is an abundant number, since it is smaller than the sum of its proper divisors (373162394840892).

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

201101540100420 is a wasteful number, since it uses less digits than its factorization.

201101540100420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61220341 (or 61220339 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 201101540100420 its reverse (24001045101102), we get a palindrome (225102585201522).

The spelling of 201101540100420 in words is "two hundred one trillion, one hundred one billion, five hundred forty million, one hundred thousand, four hundred twenty".