11111010021022 has 8 divisors (see below), whose sum is σ = 17646898268736. Its totient is φ = 5228710598112.

The previous prime is 11111010021019. The next prime is 11111010021091. The reversal of 11111010021022 is 22012001011111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11111010020993 and 11111010021011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163397206158 + ... + 163397206225.

It is an arithmetic number, because the mean of its divisors is an integer number (2205862283592).

Almost surely, 2^{11111010021022} is an apocalyptic number.

11111010021022 is a deficient number, since it is larger than the sum of its proper divisors (6535888247714).

11111010021022 is a wasteful number, since it uses less digits than its factorization.

11111010021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326794412402.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11111010021022 its reverse (22012001011111), we get a palindrome (33123011032133).

The spelling of 11111010021022 in words is "eleven trillion, one hundred eleven billion, ten million, twenty-one thousand, twenty-two".