40114121213 has 4 divisors (see below), whose sum is σ = 42473775420. Its totient is φ = 37754467008.

The previous prime is 40114121167. The next prime is 40114121231. The reversal of 40114121213 is 31212141104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35571091609 + 4543029604 = 188603^2 + 67402^2 .

It is a cyclic number.

It is not a de Polignac number, because 40114121213 - 2¹⁴ = 40114104829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40114121293) 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, 1179827078 + ... + 1179827111.

It is an arithmetic number, because the mean of its divisors is an integer number (10618443855).

Almost surely, 2^40114121213 is an apocalyptic number.

It is an amenable number.

40114121213 is a deficient number, since it is larger than the sum of its proper divisors (2359654207).

40114121213 is a wasteful number, since it uses less digits than its factorization.

40114121213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359654206.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 40114121213 its reverse (31212141104), we get a palindrome (71326262317).

The spelling of 40114121213 in words is "forty billion, one hundred fourteen million, one hundred twenty-one thousand, two hundred thirteen".