1011102121222 has 32 divisors (see below), whose sum is σ = 1609972277760. Its totient is φ = 474597317760.

The previous prime is 1011102121219. The next prime is 1011102121231. The reversal of 1011102121222 is 2221212011101.

It is a junction number, because it is equal to n+sod(n) for n = 1011102121196 and 1011102121205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72697593 + ... + 72711499.

It is an arithmetic number, because the mean of its divisors is an integer number (50311633680).

Almost surely, 2^{1011102121222} is an apocalyptic number.

1011102121222 is a deficient number, since it is larger than the sum of its proper divisors (598870156538).

1011102121222 is a wasteful number, since it uses less digits than its factorization.

1011102121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19236.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1011102121222 its reverse (2221212011101), we get a palindrome (3232314132323).

The spelling of 1011102121222 in words is "one trillion, eleven billion, one hundred two million, one hundred twenty-one thousand, two hundred twenty-two".