20021341443214 has 16 divisors (see below), whose sum is σ = 30767859624096. Its totient is φ = 9765441558400.

The previous prime is 20021341443203. The next prime is 20021341443253. The reversal of 20021341443214 is 41234414312002.

It is a happy number.

It is a super-2 number, since 2×20021341443214² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12575002 + ... + 14077405.

It is an arithmetic number, because the mean of its divisors is an integer number (1922991226506).

Almost surely, 2^{20021341443214} is an apocalyptic number.

20021341443214 is a deficient number, since it is larger than the sum of its proper divisors (10746518180882).

20021341443214 is a wasteful number, since it uses less digits than its factorization.

20021341443214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26661611.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 20021341443214 its reverse (41234414312002), we get a palindrome (61255755755216).

The spelling of 20021341443214 in words is "twenty trillion, twenty-one billion, three hundred forty-one million, four hundred forty-three thousand, two hundred fourteen".