1001010120210 has 48 divisors (see below), whose sum is σ = 2602678792896. Its totient is φ = 266930649504.

The previous prime is 1001010120107. The next prime is 1001010120251. The reversal of 1001010120210 is 120210101001.

It is a happy number.

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 = 1001010120192 and 1001010120201.

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, 6587307 + ... + 6737553.

It is an arithmetic number, because the mean of its divisors is an integer number (54222474852).

Almost surely, 2^{1001010120210} is an apocalyptic number.

1001010120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001010120210 is an abundant number, since it is smaller than the sum of its proper divisors (1601668672686).

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

1001010120210 is a wasteful number, since it uses less digits than its factorization.

1001010120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224287 (or 224284 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1001010120210 its reverse (120210101001), we get a palindrome (1121220221211).

The spelling of 1001010120210 in words is "one trillion, one billion, ten million, one hundred twenty thousand, two hundred ten".