5111401222542 has 16 divisors (see below), whose sum is σ = 10352205008640. Its totient is φ = 1682233313592.

The previous prime is 5111401222537. The next prime is 5111401222561. The reversal of 5111401222542 is 2452221041115.

It is a super-2 number, since 2×5111401222542² (a number of 26 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5391772968 + ... + 5391773915.

It is an arithmetic number, because the mean of its divisors is an integer number (647012813040).

Almost surely, 2^{5111401222542} is an apocalyptic number.

5111401222542 is an abundant number, since it is smaller than the sum of its proper divisors (5240803786098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5111401222542 is a wasteful number, since it uses less digits than its factorization.

5111401222542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10783546967.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 5111401222542 its reverse (2452221041115), we get a palindrome (7563622263657).

The spelling of 5111401222542 in words is "five trillion, one hundred eleven billion, four hundred one million, two hundred twenty-two thousand, five hundred forty-two".