201142308 has 48 divisors (see below), whose sum is σ = 481247424. Its totient is φ = 65366400.

The previous prime is 201142307. The next prime is 201142309. The reversal of 201142308 is 803241102.

201142308 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201142307) and next prime (201142309).

It is not an unprimeable number, because it can be changed into a prime (201142301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79966 + ... + 82442.

It is an arithmetic number, because the mean of its divisors is an integer number (10025988).

Almost surely, 2^201142308 is an apocalyptic number.

It is an amenable number.

201142308 is an abundant number, since it is smaller than the sum of its proper divisors (280105116).

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

201142308 is a wasteful number, since it uses less digits than its factorization.

201142308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2652 (or 2650 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 201142308 is about 14182.4648069368. The cubic root of 201142308 is about 585.9148109301.

It can be divided in two parts, 20114 and 2308, that added together give a palindrome (22422).

The spelling of 201142308 in words is "two hundred one million, one hundred forty-two thousand, three hundred eight".