20101212010122 has 8 divisors (see below), whose sum is σ = 40202424020256. Its totient is φ = 6700404003372.

The previous prime is 20101212010111. The next prime is 20101212010151. The reversal of 20101212010122 is 22101021210102.

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

20101212010122 is an admirable 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, 1675101000838 + ... + 1675101000849.

It is an arithmetic number, because the mean of its divisors is an integer number (5025303002532).

Almost surely, 2^{20101212010122} is an apocalyptic number.

20101212010122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20101212010122 is a wasteful number, since it uses less digits than its factorization.

20101212010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350202001692.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20101212010122 its reverse (22101021210102), we get a palindrome (42202233220224).

The spelling of 20101212010122 in words is "twenty trillion, one hundred one billion, two hundred twelve million, ten thousand, one hundred twenty-two".