121400314111 has 16 divisors (see below), whose sum is σ = 124894713888. Its totient is φ = 117932300800.

The previous prime is 121400314081. The next prime is 121400314151. The reversal of 121400314111 is 111413004121.

It is a cyclic number.

It is not a de Polignac number, because 121400314111 - 2¹³ = 121400305919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121400314151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10821141 + ... + 10832353.

It is an arithmetic number, because the mean of its divisors is an integer number (7805919618).

Almost surely, 2^121400314111 is an apocalyptic number.

121400314111 is a deficient number, since it is larger than the sum of its proper divisors (3494399777).

121400314111 is a wasteful number, since it uses less digits than its factorization.

121400314111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12362.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 121400314111 its reverse (111413004121), we get a palindrome (232813318232).

The spelling of 121400314111 in words is "one hundred twenty-one billion, four hundred million, three hundred fourteen thousand, one hundred eleven".