121100534 has 8 divisors (see below), whose sum is σ = 181711920. Its totient is φ = 60529896.

The previous prime is 121100531. The next prime is 121100561. The reversal of 121100534 is 435001121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121100531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154 + ... + 15605.

It is an arithmetic number, because the mean of its divisors is an integer number (22713990).

Almost surely, 2^121100534 is an apocalyptic number.

121100534 is a deficient number, since it is larger than the sum of its proper divisors (60611386).

121100534 is a wasteful number, since it uses less digits than its factorization.

121100534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20374.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 121100534 is about 11004.5687784665. The cubic root of 121100534 is about 494.7456898631.

Adding to 121100534 its reverse (435001121), we get a palindrome (556101655).

The spelling of 121100534 in words is "one hundred twenty-one million, one hundred thousand, five hundred thirty-four".