1010022020111 has 4 divisors (see below), whose sum is σ = 1087716021672. Its totient is φ = 932328018552.

The previous prime is 1010022020101. The next prime is 1010022020131. The reversal of 1010022020111 is 1110202200101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1010022020111 - 2²² = 1010017825807 is a prime.

It is a super-2 number, since 2×1010022020111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010022020092 and 1010022020101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010022020101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38847000761 + ... + 38847000786.

It is an arithmetic number, because the mean of its divisors is an integer number (271929005418).

Almost surely, 2^{1010022020111} is an apocalyptic number.

1010022020111 is a deficient number, since it is larger than the sum of its proper divisors (77694001561).

1010022020111 is an equidigital number, since it uses as much as digits as its factorization.

1010022020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77694001560.

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

Adding to 1010022020111 its reverse (1110202200101), we get a palindrome (2120224220212).

The spelling of 1010022020111 in words is "one trillion, ten billion, twenty-two million, twenty thousand, one hundred eleven".