11331434121402 has 16 divisors (see below), whose sum is σ = 22663581943392. Its totient is φ = 3777025757040.

The previous prime is 11331434121391. The next prime is 11331434121421. The reversal of 11331434121402 is 20412143413311.

It is a self number, because there is not a number n which added to its sum of digits gives 11331434121402.

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, 29531013 + ... + 29912264.

It is an arithmetic number, because the mean of its divisors is an integer number (1416473871462).

Almost surely, 2^{11331434121402} is an apocalyptic number.

11331434121402 is an abundant number, since it is smaller than the sum of its proper divisors (11332147821990).

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

11331434121402 is a wasteful number, since it uses less digits than its factorization.

11331434121402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59475053.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 11331434121402 its reverse (20412143413311), we get a palindrome (31743577534713).

The spelling of 11331434121402 in words is "eleven trillion, three hundred thirty-one billion, four hundred thirty-four million, one hundred twenty-one thousand, four hundred two".