101232121022 has 4 divisors (see below), whose sum is σ = 151848181536. Its totient is φ = 50616060510.

The previous prime is 101232121013. The next prime is 101232121063. The reversal of 101232121022 is 220121232101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220121232101 = 947 ⋅232440583.

It is a super-2 number, since 2×101232121022² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25308030254 + ... + 25308030257.

It is an arithmetic number, because the mean of its divisors is an integer number (37962045384).

Almost surely, 2^101232121022 is an apocalyptic number.

101232121022 is a deficient number, since it is larger than the sum of its proper divisors (50616060514).

101232121022 is an equidigital number, since it uses as much as digits as its factorization.

101232121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50616060513.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 101232121022 its reverse (220121232101), we get a palindrome (321353353123).

The spelling of 101232121022 in words is "one hundred one billion, two hundred thirty-two million, one hundred twenty-one thousand, twenty-two".