10211020201020 has 48 divisors (see below), whose sum is σ = 29513142263808. Its totient is φ = 2635101986880.

The previous prime is 10211020200949. The next prime is 10211020201103. The reversal of 10211020201020 is 2010202011201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10211020200987 and 10211020201005.

It is a congruent number.

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, 2744896044 + ... + 2744899763.

It is an arithmetic number, because the mean of its divisors is an integer number (614857130496).

Almost surely, 2^{10211020201020} is an apocalyptic number.

10211020201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211020201020 is an abundant number, since it is smaller than the sum of its proper divisors (19302122062788).

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

10211020201020 is a wasteful number, since it uses less digits than its factorization.

10211020201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5489795850 (or 5489795848 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10211020201020 its reverse (2010202011201), we get a palindrome (12221222212221).

The spelling of 10211020201020 in words is "ten trillion, two hundred eleven billion, twenty million, two hundred one thousand, twenty".