121102053 has 4 divisors (see below), whose sum is σ = 161469408. Its totient is φ = 80734700.

The previous prime is 121102049. The next prime is 121102129. The reversal of 121102053 is 350201121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121102053 - 2² = 121102049 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121102013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20183673 + ... + 20183678.

It is an arithmetic number, because the mean of its divisors is an integer number (40367352).

Almost surely, 2^121102053 is an apocalyptic number.

It is an amenable number.

121102053 is a deficient number, since it is larger than the sum of its proper divisors (40367355).

121102053 is an equidigital number, since it uses as much as digits as its factorization.

121102053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40367354.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 121102053 is about 11004.6377950390. The cubic root of 121102053 is about 494.7477584352.

Adding to 121102053 its reverse (350201121), we get a palindrome (471303174).

The spelling of 121102053 in words is "one hundred twenty-one million, one hundred two thousand, fifty-three".