101212112102 has 8 divisors (see below), whose sum is σ = 156715528512. Its totient is φ = 48973602600.

The previous prime is 101212112081. The next prime is 101212112123. The reversal of 101212112102 is 201211212101.

It is an interprime number because it is at equal distance from previous prime (101212112081) and next prime (101212112123).

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

It is a super-2 number, since 2×101212112102² (a number of 23 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 3 ways as a sum of consecutive naturals, for example, 816226649 + ... + 816226772.

It is an arithmetic number, because the mean of its divisors is an integer number (19589441064).

Almost surely, 2^101212112102 is an apocalyptic number.

101212112102 is a deficient number, since it is larger than the sum of its proper divisors (55503416410).

101212112102 is a wasteful number, since it uses less digits than its factorization.

101212112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632453454.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101212112102 its reverse (201211212101), we get a palindrome (302423324203).

Subtracting 101212112102 from its reverse (201211212101), we obtain a palindrome (99999099999).

The spelling of 101212112102 in words is "one hundred one billion, two hundred twelve million, one hundred twelve thousand, one hundred two".