20412121102 has 8 divisors (see below), whose sum is σ = 32419251216. Its totient is φ = 9605704032.

The previous prime is 20412121069. The next prime is 20412121139. The reversal of 20412121102 is 20112121402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×20412121102³ (a number of 32 digits) contains 333 as substring.

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, 300178218 + ... + 300178285.

It is an arithmetic number, because the mean of its divisors is an integer number (4052406402).

Almost surely, 2^20412121102 is an apocalyptic number.

20412121102 is a deficient number, since it is larger than the sum of its proper divisors (12007130114).

20412121102 is a wasteful number, since it uses less digits than its factorization.

20412121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600356522.

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

Adding to 20412121102 its reverse (20112121402), we get a palindrome (40524242504).

The spelling of 20412121102 in words is "twenty billion, four hundred twelve million, one hundred twenty-one thousand, one hundred two".