140420220023111 has 16 divisors (see below), whose sum is σ = 163240631930880. Its totient is φ = 118293037670880.

The previous prime is 140420220023101. The next prime is 140420220023147. The reversal of 140420220023111 is 111320022024041.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140420220023111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140420220023101) 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, 130063271 + ... + 131138456.

It is an arithmetic number, because the mean of its divisors is an integer number (10202539495680).

Almost surely, 2^{140420220023111} is an apocalyptic number.

140420220023111 is a deficient number, since it is larger than the sum of its proper divisors (22820411907769).

140420220023111 is a wasteful number, since it uses less digits than its factorization.

140420220023111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261203054.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 140420220023111 its reverse (111320022024041), we get a palindrome (251740242047152).

The spelling of 140420220023111 in words is "one hundred forty trillion, four hundred twenty billion, two hundred twenty million, twenty-three thousand, one hundred eleven".