100020210101012 has 6 divisors (see below), whose sum is σ = 175035367676778. Its totient is φ = 50010105050504.

The previous prime is 100020210100957. The next prime is 100020210101029. The reversal of 100020210101012 is 210101012020001.

It can be written as a sum of positive squares in only one way, i.e., 99796183958416 + 224026142596 = 9989804^2 + 473314^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100020210100984 and 100020210101002.

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, 12502526262623 + ... + 12502526262630.

It is an arithmetic number, because the mean of its divisors is an integer number (29172561279463).

Almost surely, 2^{100020210101012} is an apocalyptic number.

It is an amenable number.

100020210101012 is a deficient number, since it is larger than the sum of its proper divisors (75015157575766).

100020210101012 is a wasteful number, since it uses less digits than its factorization.

100020210101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25005052525257 (or 25005052525255 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100020210101012 its reverse (210101012020001), we get a palindrome (310121222121013).

The spelling of 100020210101012 in words is "one hundred trillion, twenty billion, two hundred ten million, one hundred one thousand, twelve".