102123400440062 has 32 divisors (see below), whose sum is σ = 158689280870400. Its totient is φ = 49238892735840.

The previous prime is 102123400440053. The next prime is 102123400440073. The reversal of 102123400440062 is 260044004321201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29679353 + ... + 32941019.

It is an arithmetic number, because the mean of its divisors is an integer number (4959040027200).

Almost surely, 2^{102123400440062} is an apocalyptic number.

102123400440062 is a deficient number, since it is larger than the sum of its proper divisors (56565880430338).

102123400440062 is a wasteful number, since it uses less digits than its factorization.

102123400440062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3263496.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 102123400440062 its reverse (260044004321201), we get a palindrome (362167404761263).

The spelling of 102123400440062 in words is "one hundred two trillion, one hundred twenty-three billion, four hundred million, four hundred forty thousand, sixty-two".