101201111020012 has 6 divisors (see below), whose sum is σ = 177101944285028. Its totient is φ = 50600555510004.

The previous prime is 101201111019973. The next prime is 101201111020019. The reversal of 101201111020012 is 210020111102101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101201111019974 and 101201111020001.

It is not an unprimeable number, because it can be changed into a prime (101201111020019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12650138877498 + ... + 12650138877505.

Almost surely, 2^{101201111020012} is an apocalyptic number.

It is an amenable number.

101201111020012 is a deficient number, since it is larger than the sum of its proper divisors (75900833265016).

101201111020012 is a wasteful number, since it uses less digits than its factorization.

101201111020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25300277755007 (or 25300277755005 counting only the distinct ones).

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

Adding to 101201111020012 its reverse (210020111102101), we get a palindrome (311221222122113).

The spelling of 101201111020012 in words is "one hundred one trillion, two hundred one billion, one hundred eleven million, twenty thousand, twelve".