102141221240405 has 8 divisors (see below), whose sum is σ = 129020489988000. Its totient is φ = 77412293992656.

The previous prime is 102141221240381. The next prime is 102141221240419. The reversal of 102141221240405 is 504042122141201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102141221240405 - 2⁶ = 102141221240341 is a prime.

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, 537585374855 + ... + 537585375044.

It is an arithmetic number, because the mean of its divisors is an integer number (16127561248500).

Almost surely, 2^{102141221240405} is an apocalyptic number.

It is an amenable number.

102141221240405 is a deficient number, since it is larger than the sum of its proper divisors (26879268747595).

102141221240405 is a wasteful number, since it uses less digits than its factorization.

102141221240405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075170749923.

The product of its (nonzero) digits is 5120, while the sum is 29.

Adding to 102141221240405 its reverse (504042122141201), we get a palindrome (606183343381606).

The spelling of 102141221240405 in words is "one hundred two trillion, one hundred forty-one billion, two hundred twenty-one million, two hundred forty thousand, four hundred five".