40121202 has 32 divisors (see below), whose sum is σ = 87946560. Its totient is φ = 12101120.

The previous prime is 40121197. The next prime is 40121203. The reversal of 40121202 is 20212104.

It is not an unprimeable number, because it can be changed into a prime (40121203) 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, 14074 + ... + 16682.

It is an arithmetic number, because the mean of its divisors is an integer number (2748330).

Almost surely, 2^40121202 is an apocalyptic number.

40121202 is an abundant number, since it is smaller than the sum of its proper divisors (47825358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40121202 is a wasteful number, since it uses less digits than its factorization.

40121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 40121202 is about 6334.1299323585. The cubic root of 40121202 is about 342.3402618818.

Adding to 40121202 its reverse (20212104), we get a palindrome (60333306).

The spelling of 40121202 in words is "forty million, one hundred twenty-one thousand, two hundred two".