20411401401142 has 4 divisors (see below), whose sum is σ = 30617102101716. Its totient is φ = 10205700700570.

The previous prime is 20411401401137. The next prime is 20411401401151. The reversal of 20411401401142 is 24110410411402.

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

It is a super-3 number, since 3×20411401401142³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5102850350284 + ... + 5102850350287.

It is an arithmetic number, because the mean of its divisors is an integer number (7654275525429).

Almost surely, 2^{20411401401142} is an apocalyptic number.

20411401401142 is a deficient number, since it is larger than the sum of its proper divisors (10205700700574).

20411401401142 is a wasteful number, since it uses less digits than its factorization.

20411401401142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10205700700573.

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 20411401401142 its reverse (24110410411402), we get a palindrome (44521811812544).

The spelling of 20411401401142 in words is "twenty trillion, four hundred eleven billion, four hundred one million, four hundred one thousand, one hundred forty-two".