2102313321542 has 16 divisors (see below), whose sum is σ = 3603988292352. Its totient is φ = 900985773960.

The previous prime is 2102313321533. The next prime is 2102313321571. The reversal of 2102313321542 is 2451233132012.

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, 2478953 + ... + 3217115.

It is an arithmetic number, because the mean of its divisors is an integer number (225249268272).

Almost surely, 2^{2102313321542} is an apocalyptic number.

2102313321542 is a deficient number, since it is larger than the sum of its proper divisors (1501674970810).

2102313321542 is a wasteful number, since it uses less digits than its factorization.

2102313321542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941603.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 2102313321542 its reverse (2451233132012), we get a palindrome (4553546453554).

The spelling of 2102313321542 in words is "two trillion, one hundred two billion, three hundred thirteen million, three hundred twenty-one thousand, five hundred forty-two".