40101421012 has 12 divisors (see below), whose sum is σ = 73228682016. Its totient is φ = 19178940440.

The previous prime is 40101420991. The next prime is 40101421049. The reversal of 40101421012 is 21012410104.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217942414 + ... + 217942597.

It is an arithmetic number, because the mean of its divisors is an integer number (6102390168).

Almost surely, 2^40101421012 is an apocalyptic number.

It is an amenable number.

40101421012 is a deficient number, since it is larger than the sum of its proper divisors (33127261004).

40101421012 is a wasteful number, since it uses less digits than its factorization.

40101421012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435885038 (or 435885036 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 40101421012 its reverse (21012410104), we get a palindrome (61113831116).

The spelling of 40101421012 in words is "forty billion, one hundred one million, four hundred twenty-one thousand, twelve".