1001020020210 has 96 divisors (see below), whose sum is σ = 2974681562112. Its totient is φ = 228787493760.

The previous prime is 1001020020167. The next prime is 1001020020211. The reversal of 1001020020210 is 120200201001.

1001020020210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1001020020210² (a number of 25 digits) contains 22 as substring.

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 = 1001020020192 and 1001020020201.

It is not an unprimeable number, because it can be changed into a prime (1001020020211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9644712 + ... + 9747948.

It is an arithmetic number, because the mean of its divisors is an integer number (30986266272).

Almost surely, 2^{1001020020210} is an apocalyptic number.

1001020020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001020020210 is an abundant number, since it is smaller than the sum of its proper divisors (1973661541902).

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

1001020020210 is a wasteful number, since it uses less digits than its factorization.

1001020020210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118648 (or 118645 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1001020020210 its reverse (120200201001), we get a palindrome (1121220221211).

The spelling of 1001020020210 in words is "one trillion, one billion, twenty million, twenty thousand, two hundred ten".