1111020022010 has 16 divisors (see below), whose sum is σ = 2001659063976. Its totient is φ = 444002892288.

The previous prime is 1111020021973. The next prime is 1111020022087. The reversal of 1111020022010 is 102200201111.

It can be written as a sum of positive squares in 4 ways, for example, as 399104272009 + 711915750001 = 631747^2 + 843751^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1111020021982 and 1111020022000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50628047 + ... + 50649986.

Almost surely, 2^{1111020022010} is an apocalyptic number.

1111020022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111020022010 is a deficient number, since it is larger than the sum of its proper divisors (890639041966).

1111020022010 is a wasteful number, since it uses less digits than its factorization.

1111020022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101279137.

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

Adding to 1111020022010 its reverse (102200201111), we get a palindrome (1213220223121).

The spelling of 1111020022010 in words is "one trillion, one hundred eleven billion, twenty million, twenty-two thousand, ten".