140220111430142 has 16 divisors (see below), whose sum is σ = 217930841567280. Its totient is φ = 67621339311552.

The previous prime is 140220111430129. The next prime is 140220111430199. The reversal of 140220111430142 is 241034111022041.

It is a super-2 number, since 2×140220111430142² (a number of 29 digits) contains 22 as substring.

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, 11210427983 + ... + 11210440490.

It is an arithmetic number, because the mean of its divisors is an integer number (13620677597955).

Almost surely, 2^{140220111430142} is an apocalyptic number.

140220111430142 is a deficient number, since it is larger than the sum of its proper divisors (77710730137138).

140220111430142 is a wasteful number, since it uses less digits than its factorization.

140220111430142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22420868587.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 140220111430142 its reverse (241034111022041), we get a palindrome (381254222452183).

The spelling of 140220111430142 in words is "one hundred forty trillion, two hundred twenty billion, one hundred eleven million, four hundred thirty thousand, one hundred forty-two".