1011212131022 has 8 divisors (see below), whose sum is σ = 1565747815872. Its totient is φ = 489296192400.

The previous prime is 1011212130979. The next prime is 1011212131031. The reversal of 1011212131022 is 2201312121101.

It is a happy number.

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

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, 8154936479 + ... + 8154936602.

It is an arithmetic number, because the mean of its divisors is an integer number (195718476984).

Almost surely, 2^{1011212131022} is an apocalyptic number.

1011212131022 is a deficient number, since it is larger than the sum of its proper divisors (554535684850).

1011212131022 is a wasteful number, since it uses less digits than its factorization.

1011212131022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16309873114.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1011212131022 its reverse (2201312121101), we get a palindrome (3212524252123).

The spelling of 1011212131022 in words is "one trillion, eleven billion, two hundred twelve million, one hundred thirty-one thousand, twenty-two".