10211022111020 has 24 divisors (see below), whose sum is σ = 21537609642864. Its totient is φ = 4066415852096.

The previous prime is 10211022110999. The next prime is 10211022111029. The reversal of 10211022111020 is 2011122011201.

It is a junction number, because it is equal to n+sod(n) for n = 10211022110986 and 10211022111004.

It is not an unprimeable number, because it can be changed into a prime (10211022111029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1124557367 + ... + 1124566446.

It is an arithmetic number, because the mean of its divisors is an integer number (897400401786).

Almost surely, 2^{10211022111020} is an apocalyptic number.

10211022111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211022111020 is an abundant number, since it is smaller than the sum of its proper divisors (11326587531844).

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

10211022111020 is a wasteful number, since it uses less digits than its factorization.

10211022111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249124049 (or 2249124047 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10211022111020 its reverse (2011122011201), we get a palindrome (12222144122221).

The spelling of 10211022111020 in words is "ten trillion, two hundred eleven billion, twenty-two million, one hundred eleven thousand, twenty".