10200211021220 has 48 divisors (see below), whose sum is σ = 23369584952448. Its totient is φ = 3708877359360.

The previous prime is 10200211021199. The next prime is 10200211021243. The reversal of 10200211021220 is 2212011200201.

It is a junction number, because it is equal to n+sod(n) for n = 10200211021195 and 10200211021204.

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, 1013192 + ... + 4628928.

It is an arithmetic number, because the mean of its divisors is an integer number (486866353176).

Almost surely, 2^{10200211021220} is an apocalyptic number.

10200211021220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10200211021220 is an abundant number, since it is smaller than the sum of its proper divisors (13169373931228).

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

10200211021220 is a wasteful number, since it uses less digits than its factorization.

10200211021220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628580 (or 3628578 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10200211021220 its reverse (2212011200201), we get a palindrome (12412222221421).

The spelling of 10200211021220 in words is "ten trillion, two hundred billion, two hundred eleven million, twenty-one thousand, two hundred twenty".