40223101 has 4 divisors (see below), whose sum is σ = 40260672. Its totient is φ = 40185532.

The previous prime is 40223083. The next prime is 40223111. The reversal of 40223101 is 10132204.

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 40223101 - 2⁵ = 40223069 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 (40223111) 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, 17131 + ... + 19336.

It is an arithmetic number, because the mean of its divisors is an integer number (10065168).

Almost surely, 2^40223101 is an apocalyptic number.

It is an amenable number.

40223101 is a deficient number, since it is larger than the sum of its proper divisors (37571).

40223101 is a wasteful number, since it uses less digits than its factorization.

40223101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37570.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 40223101 is about 6342.1684777369. The cubic root of 40223101 is about 342.6298397736.

Adding to 40223101 its reverse (10132204), we get a palindrome (50355305).

The spelling of 40223101 in words is "forty million, two hundred twenty-three thousand, one hundred one".