10101121201012 has 24 divisors (see below), whose sum is σ = 18608194715040. Its totient is φ = 4784518887840.

The previous prime is 10101121201009. The next prime is 10101121201051. The reversal of 10101121201012 is 21010212110101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10101121200983 and 10101121201001.

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, 1444414 + ... + 4721077.

It is an arithmetic number, because the mean of its divisors is an integer number (775341446460).

Almost surely, 2^{10101121201012} is an apocalyptic number.

It is an amenable number.

10101121201012 is a deficient number, since it is larger than the sum of its proper divisors (8507073514028).

10101121201012 is a wasteful number, since it uses less digits than its factorization.

10101121201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6187071 (or 6187069 counting only the distinct ones).

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

Adding to 10101121201012 its reverse (21010212110101), we get a palindrome (31111333311113).

The spelling of 10101121201012 in words is "ten trillion, one hundred one billion, one hundred twenty-one million, two hundred one thousand, twelve".