140201202101 has 4 divisors (see below), whose sum is σ = 140204939532. Its totient is φ = 140197464672.

The previous prime is 140201202091. The next prime is 140201202109. The reversal of 140201202101 is 101202102041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47961438001 + 92239764100 = 219001^2 + 303710^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140201202101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140201202109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1811870 + ... + 1887663.

It is an arithmetic number, because the mean of its divisors is an integer number (35051234883).

Almost surely, 2^140201202101 is an apocalyptic number.

It is an amenable number.

140201202101 is a deficient number, since it is larger than the sum of its proper divisors (3737431).

140201202101 is an equidigital number, since it uses as much as digits as its factorization.

140201202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3737430.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 140201202101 its reverse (101202102041), we get a palindrome (241403304142).

It can be divided in two parts, 14020 and 1202101, that added together give a palindrome (1216121).

The spelling of 140201202101 in words is "one hundred forty billion, two hundred one million, two hundred two thousand, one hundred one".