21023030241022 has 32 divisors (see below), whose sum is σ = 32510221884000. Its totient is φ = 10191918962688.

The previous prime is 21023030241011. The next prime is 21023030241023. The reversal of 21023030241022 is 22014203032012.

It is a junction number, because it is equal to n+sod(n) for n = 21023030240984 and 21023030241002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21023030241023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219354 + ... + 6488002.

It is an arithmetic number, because the mean of its divisors is an integer number (1015944433875).

Almost surely, 2^{21023030241022} is an apocalyptic number.

21023030241022 is a deficient number, since it is larger than the sum of its proper divisors (11487191642978).

21023030241022 is a wasteful number, since it uses less digits than its factorization.

21023030241022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6269100.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 21023030241022 its reverse (22014203032012), we get a palindrome (43037233273034).

The spelling of 21023030241022 in words is "twenty-one trillion, twenty-three billion, thirty million, two hundred forty-one thousand, twenty-two".