20142111302 has 4 divisors (see below), whose sum is σ = 30213166956. Its totient is φ = 10071055650.

The previous prime is 20142111289. The next prime is 20142111313. The reversal of 20142111302 is 20311124102.

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

It is a super-2 number, since 2×20142111302² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5035527824 + ... + 5035527827.

It is an arithmetic number, because the mean of its divisors is an integer number (7553291739).

Almost surely, 2^20142111302 is an apocalyptic number.

20142111302 is a deficient number, since it is larger than the sum of its proper divisors (10071055654).

20142111302 is a wasteful number, since it uses less digits than its factorization.

20142111302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10071055653.

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

Adding to 20142111302 its reverse (20311124102), we get a palindrome (40453235404).

The spelling of 20142111302 in words is "twenty billion, one hundred forty-two million, one hundred eleven thousand, three hundred two".