1011012020210 has 32 divisors (see below), whose sum is σ = 1826458124400. Its totient is φ = 402930678528.

The previous prime is 1011012020203. The next prime is 1011012020237. The reversal of 1011012020210 is 120202101101.

It can be written as a sum of positive squares in 8 ways, for example, as 592575104521 + 418436915689 = 769789^2 + 646867^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1011012020191 and 1011012020200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13290644 + ... + 13366496.

Almost surely, 2^{1011012020210} is an apocalyptic number.

1011012020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011012020210 is a deficient number, since it is larger than the sum of its proper divisors (815446104190).

1011012020210 is a wasteful number, since it uses less digits than its factorization.

1011012020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80702.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1011012020210 its reverse (120202101101), we get a palindrome (1131214121311).

The spelling of 1011012020210 in words is "one trillion, eleven billion, twelve million, twenty thousand, two hundred ten".