10111001001010 has 96 divisors (see below), whose sum is σ = 22622057177472. Its totient is φ = 3185867543040.

The previous prime is 10111001000981. The next prime is 10111001001061. The reversal of 10111001001010 is 1010010011101.

It is a happy number.

10111001001010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 10111001000984 and 10111001001002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 802830 + ... + 4567990.

It is an arithmetic number, because the mean of its divisors is an integer number (235646428932).

Almost surely, 2^{10111001001010} is an apocalyptic number.

10111001001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10111001001010 is an abundant number, since it is smaller than the sum of its proper divisors (12511056176462).

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

10111001001010 is a wasteful number, since it uses less digits than its factorization.

10111001001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3765428 (or 3765415 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 10111001001010 its reverse (1010010011101), we get a palindrome (11121011012111).

The spelling of 10111001001010 in words is "ten trillion, one hundred eleven billion, one million, one thousand, ten".