40213196121 has 16 divisors (see below), whose sum is σ = 62052915200. Its totient is φ = 22688095248.

The previous prime is 40213196083. The next prime is 40213196129. The reversal of 40213196121 is 12169131204.

It is not a de Polignac number, because 40213196121 - 2¹⁰ = 40213195097 is a prime.

It is a super-2 number, since 2×40213196121² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40213196129) 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 15 ways as a sum of consecutive naturals, for example, 12118051 + ... + 12121368.

It is an arithmetic number, because the mean of its divisors is an integer number (3878307200).

Almost surely, 2^40213196121 is an apocalyptic number.

It is an amenable number.

40213196121 is a deficient number, since it is larger than the sum of its proper divisors (21839719079).

40213196121 is a wasteful number, since it uses less digits than its factorization.

40213196121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24239508.

The product of its (nonzero) digits is 2592, while the sum is 30.

The spelling of 40213196121 in words is "forty billion, two hundred thirteen million, one hundred ninety-six thousand, one hundred twenty-one".