10020021121011 has 16 divisors (see below), whose sum is σ = 14718878915328. Its totient is φ = 6012613932000.

The previous prime is 10020021121003. The next prime is 10020021121067. The reversal of 10020021121011 is 11012112002001.

It is not a de Polignac number, because 10020021121011 - 2³ = 10020021121003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10020021121711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1503150151 + ... + 1503156816.

It is an arithmetic number, because the mean of its divisors is an integer number (919929932208).

Almost surely, 2^{10020021121011} is an apocalyptic number.

10020021121011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10020021121011 is a deficient number, since it is larger than the sum of its proper divisors (4698857794317).

10020021121011 is a wasteful number, since it uses less digits than its factorization.

10020021121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006307082.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10020021121011 its reverse (11012112002001), we get a palindrome (21032133123012).

The spelling of 10020021121011 in words is "ten trillion, twenty billion, twenty-one million, one hundred twenty-one thousand, eleven".