10102111001010 has 48 divisors (see below), whose sum is σ = 30017701262016. Its totient is φ = 2309053942944.

The previous prime is 10102111001009. The next prime is 10102111001057. The reversal of 10102111001010 is 1010011120101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10102111000983 and 10102111001001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8017547784 + ... + 8017549043.

It is an arithmetic number, because the mean of its divisors is an integer number (625368776292).

Almost surely, 2^{10102111001010} is an apocalyptic number.

10102111001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10102111001010 is an abundant number, since it is smaller than the sum of its proper divisors (19915590261006).

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

10102111001010 is a wasteful number, since it uses less digits than its factorization.

10102111001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16035096847 (or 16035096844 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 10102111001010 its reverse (1010011120101), we get a palindrome (11112122121111).

The spelling of 10102111001010 in words is "ten trillion, one hundred two billion, one hundred eleven million, one thousand, ten".