201140400124 has 24 divisors (see below), whose sum is σ = 379148249088. Its totient is φ = 93094433520.

The previous prime is 201140400113. The next prime is 201140400137. The reversal of 201140400124 is 421004041102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35260192 + ... + 35265895.

It is an arithmetic number, because the mean of its divisors is an integer number (15797843712).

Almost surely, 2^201140400124 is an apocalyptic number.

It is an amenable number.

201140400124 is a deficient number, since it is larger than the sum of its proper divisors (178007848964).

201140400124 is a wasteful number, since it uses less digits than its factorization.

201140400124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70526145 (or 70526143 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 201140400124 its reverse (421004041102), we get a palindrome (622144441226).

The spelling of 201140400124 in words is "two hundred one billion, one hundred forty million, four hundred thousand, one hundred twenty-four".