1213410435102 has 80 divisors (see below), whose sum is σ = 2737293063120. Its totient is φ = 401741638272.

The previous prime is 1213410435091. The next prime is 1213410435121. The reversal of 1213410435102 is 2015340143121.

1213410435102 is a `hidden beast` number, since 1 + 2 + 134 + 10 + 4 + 3 + 510 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 81610273 + ... + 81625139.

It is an arithmetic number, because the mean of its divisors is an integer number (34216163289).

Almost surely, 2^{1213410435102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1213410435102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1368646531560).

1213410435102 is an abundant number, since it is smaller than the sum of its proper divisors (1523882628018).

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

1213410435102 is a wasteful number, since it uses less digits than its factorization.

1213410435102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18247 (or 18238 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1213410435102 its reverse (2015340143121), we get a palindrome (3228750578223).

The spelling of 1213410435102 in words is "one trillion, two hundred thirteen billion, four hundred ten million, four hundred thirty-five thousand, one hundred two".