40211102121 has 16 divisors (see below), whose sum is σ = 54431769600. Its totient is φ = 26399777040.

The previous prime is 40211102111. The next prime is 40211102123. The reversal of 40211102121 is 12120111204.

40211102121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40211102121 - 2¹¹ = 40211100073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40211102121.

It is not an unprimeable number, because it can be changed into a prime (40211102123) 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, 81180 + ... + 294978.

It is an arithmetic number, because the mean of its divisors is an integer number (3401985600).

Almost surely, 2^40211102121 is an apocalyptic number.

It is an amenable number.

40211102121 is a deficient number, since it is larger than the sum of its proper divisors (14220667479).

40211102121 is a wasteful number, since it uses less digits than its factorization.

40211102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214756.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 40211102121 its reverse (12120111204), we get a palindrome (52331213325).

The spelling of 40211102121 in words is "forty billion, two hundred eleven million, one hundred two thousand, one hundred twenty-one".