10101001011010 has 64 divisors (see below), whose sum is σ = 23149243756800. Its totient is φ = 3086565818112.

The previous prime is 10101001011001. The next prime is 10101001011011. The reversal of 10101001011010 is 1011010010101.

It is a happy number.

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

10101001011010 is a modest number, since divided by 1011010 gives 101010 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 10101001010984 and 10101001011002.

It is not an unprimeable number, because it can be changed into a prime (10101001011011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191352940 + ... + 191405719.

It is an arithmetic number, because the mean of its divisors is an integer number (361706933700).

Almost surely, 2^{10101001011010} is an apocalyptic number.

10101001011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10101001011010 is an abundant number, since it is smaller than the sum of its proper divisors (13048242745790).

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

10101001011010 is a wasteful number, since it uses less digits than its factorization.

10101001011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382758715.

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

Adding to 10101001011010 its reverse (1011010010101), we get a palindrome (11112011021111).

The spelling of 10101001011010 in words is "ten trillion, one hundred one billion, one million, eleven thousand, ten".