1011020202010 has 64 divisors (see below), whose sum is σ = 2261975030784. Its totient is φ = 316803168000.

The previous prime is 1011020202007. The next prime is 1011020202043. The reversal of 1011020202010 is 102020201101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5408146 + ... + 5591965.

It is an arithmetic number, because the mean of its divisors is an integer number (35343359856).

Almost surely, 2^{1011020202010} is an apocalyptic number.

1011020202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011020202010 is an abundant number, since it is smaller than the sum of its proper divisors (1250954828774).

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

1011020202010 is a wasteful number, since it uses less digits than its factorization.

1011020202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000239.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1011020202010 its reverse (102020201101), we get a palindrome (1113040403111).

Subtracting from 1011020202010 its reverse (102020201101), we obtain a palindrome (909000000909).

The spelling of 1011020202010 in words is "one trillion, eleven billion, twenty million, two hundred two thousand, ten".