1111215520342 has 8 divisors (see below), whose sum is σ = 1666828197216. Its totient is φ = 555606121272.

The previous prime is 1111215520321. The next prime is 1111215520361. The reversal of 1111215520342 is 2430255121111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1111215520342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 378108 + ... + 1537984.

It is an arithmetic number, because the mean of its divisors is an integer number (208353524652).

Almost surely, 2^{1111215520342} is an apocalyptic number.

1111215520342 is a deficient number, since it is larger than the sum of its proper divisors (555612676874).

1111215520342 is a wasteful number, since it uses less digits than its factorization.

1111215520342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638902.

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 1111215520342 in words is "one trillion, one hundred eleven billion, two hundred fifteen million, five hundred twenty thousand, three hundred forty-two".