11215352030542 has 64 divisors (see below), whose sum is σ = 19480755363840. Its totient is φ = 4789111996800.

The previous prime is 11215352030537. The next prime is 11215352030573. The reversal of 11215352030542 is 24503025351211.

It is a junction number, because it is equal to n+sod(n) for n = 11215352030498 and 11215352030507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27493792 + ... + 27898732.

It is an arithmetic number, because the mean of its divisors is an integer number (304386802560).

Almost surely, 2^{11215352030542} is an apocalyptic number.

11215352030542 is a deficient number, since it is larger than the sum of its proper divisors (8265403333298).

11215352030542 is a wasteful number, since it uses less digits than its factorization.

11215352030542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405529.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 11215352030542 its reverse (24503025351211), we get a palindrome (35718377381753).

The spelling of 11215352030542 in words is "eleven trillion, two hundred fifteen billion, three hundred fifty-two million, thirty thousand, five hundred forty-two".