102120001012010 has 16 divisors (see below), whose sum is σ = 183816930960000. Its totient is φ = 40847793929616.

The previous prime is 102120001012009. The next prime is 102120001012019. The reversal of 102120001012010 is 10210100021201.

It is a junction number, because it is equal to n+sod(n) for n = 102120001011982 and 102120001012000.

It is not an unprimeable number, because it can be changed into a prime (102120001012019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23724110 + ... + 27696089.

It is an arithmetic number, because the mean of its divisors is an integer number (11488558185000).

Almost surely, 2^{102120001012010} is an apocalyptic number.

102120001012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102120001012010 is a deficient number, since it is larger than the sum of its proper divisors (81696929947990).

102120001012010 is a wasteful number, since it uses less digits than its factorization.

102120001012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51618805.

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

Adding to 102120001012010 its reverse (10210100021201), we get a palindrome (112330101033211).

The spelling of 102120001012010 in words is "one hundred two trillion, one hundred twenty billion, one million, twelve thousand, ten".