11421351015042 has 32 divisors (see below), whose sum is σ = 22870332897984. Its totient is φ = 3802512243200.

The previous prime is 11421351015037. The next prime is 11421351015163. The reversal of 11421351015042 is 24051015312411.

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, 216611242 + ... + 216663962.

It is an arithmetic number, because the mean of its divisors is an integer number (714697903062).

Almost surely, 2^{11421351015042} is an apocalyptic number.

11421351015042 is an abundant number, since it is smaller than the sum of its proper divisors (11448981882942).

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

11421351015042 is a wasteful number, since it uses less digits than its factorization.

11421351015042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95714.

The product of its (nonzero) digits is 4800, while the sum is 30.

Adding to 11421351015042 its reverse (24051015312411), we get a palindrome (35472366327453).

The spelling of 11421351015042 in words is "eleven trillion, four hundred twenty-one billion, three hundred fifty-one million, fifteen thousand, forty-two".