1111001212134 has 32 divisors (see below), whose sum is σ = 2693336273280. Its totient is φ = 336667033800.

The previous prime is 1111001212129. The next prime is 1111001212231. The reversal of 1111001212134 is 4312121001111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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, 935185612 + ... + 935186799.

It is an arithmetic number, because the mean of its divisors is an integer number (84166758540).

Almost surely, 2^{1111001212134} is an apocalyptic number.

1111001212134 is an abundant number, since it is smaller than the sum of its proper divisors (1582335061146).

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

1111001212134 is a wasteful number, since it uses less digits than its factorization.

1111001212134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870372433 (or 1870372427 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 1111001212134 its reverse (4312121001111), we get a palindrome (5423122213245).

The spelling of 1111001212134 in words is "one trillion, one hundred eleven billion, one million, two hundred twelve thousand, one hundred thirty-four".