210140122404201 has 12 divisors (see below), whose sum is σ = 307973953496496. Its totient is φ = 127357649941720.

The previous prime is 210140122404133. The next prime is 210140122404203. The reversal of 210140122404201 is 102404221041012.

It is a happy number.

It is not a de Polignac number, because 210140122404201 - 2⁹ = 210140122403689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210140122404203) 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, 289449204051 + ... + 289449204776.

It is an arithmetic number, because the mean of its divisors is an integer number (25664496124708).

Almost surely, 2^{210140122404201} is an apocalyptic number.

It is an amenable number.

210140122404201 is a deficient number, since it is larger than the sum of its proper divisors (97833831092295).

210140122404201 is a wasteful number, since it uses less digits than its factorization.

210140122404201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578898408852 (or 578898408841 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 210140122404201 its reverse (102404221041012), we get a palindrome (312544343445213).

The spelling of 210140122404201 in words is "two hundred ten trillion, one hundred forty billion, one hundred twenty-two million, four hundred four thousand, two hundred one".