100020112101112 has 32 divisors (see below), whose sum is σ = 214333320913920. Its totient is φ = 42864860475360.

The previous prime is 100020112101103. The next prime is 100020112101181. The reversal of 100020112101112 is 211101211020001.

It is a happy number.

It is a super-2 number, since 2×100020112101112² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100020112101092 and 100020112101101.

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, 16099728 + ... + 21429919.

It is an arithmetic number, because the mean of its divisors is an integer number (6697916278560).

Almost surely, 2^{100020112101112} is an apocalyptic number.

It is an amenable number.

100020112101112 is an abundant number, since it is smaller than the sum of its proper divisors (114313208812808).

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

100020112101112 is a wasteful number, since it uses less digits than its factorization.

100020112101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37577251 (or 37577247 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100020112101112 its reverse (211101211020001), we get a palindrome (311121323121113).

The spelling of 100020112101112 in words is "one hundred trillion, twenty billion, one hundred twelve million, one hundred one thousand, one hundred twelve".