20201113142 has 16 divisors (see below), whose sum is σ = 34632552192. Its totient is φ = 8657101800.

The previous prime is 20201113133. The next prime is 20201113151. The reversal of 20201113142 is 24131110202.

It is an interprime number because it is at equal distance from previous prime (20201113133) and next prime (20201113151).

It is a super-2 number, since 2×20201113142² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20201113142.

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, 285263 + ... + 348965.

It is an arithmetic number, because the mean of its divisors is an integer number (2164534512).

Almost surely, 2^20201113142 is an apocalyptic number.

20201113142 is a deficient number, since it is larger than the sum of its proper divisors (14431439050).

20201113142 is a wasteful number, since it uses less digits than its factorization.

20201113142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86363.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20201113142 its reverse (24131110202), we get a palindrome (44332223344).

The spelling of 20201113142 in words is "twenty billion, two hundred one million, one hundred thirteen thousand, one hundred forty-two".