20212110224102 has 4 divisors (see below), whose sum is σ = 30318165336156. Its totient is φ = 10106055112050.

The previous prime is 20212110224099. The next prime is 20212110224123. The reversal of 20212110224102 is 20142201121202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20212110224102² (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 as a sum of consecutive naturals, namely, 5053027556024 + ... + 5053027556027.

It is an arithmetic number, because the mean of its divisors is an integer number (7579541334039).

Almost surely, 2^{20212110224102} is an apocalyptic number.

20212110224102 is a deficient number, since it is larger than the sum of its proper divisors (10106055112054).

20212110224102 is a wasteful number, since it uses less digits than its factorization.

20212110224102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10106055112053.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 20212110224102 its reverse (20142201121202), we get a palindrome (40354311345304).

The spelling of 20212110224102 in words is "twenty trillion, two hundred twelve billion, one hundred ten million, two hundred twenty-four thousand, one hundred two".