1023211202000 has 160 divisors (see below), whose sum is σ = 2665659220224. Its totient is φ = 377628480000.

The previous prime is 1023211201979. The next prime is 1023211202017. The reversal of 1023211202000 is 2021123201.

It is a happy number.

It is a super-2 number, since 2×1023211202000² (a number of 25 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 in 31 ways as a sum of consecutive naturals, for example, 66318287 + ... + 66333713.

Almost surely, 2^{1023211202000} is an apocalyptic number.

1023211202000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023211202000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1332829610112).

1023211202000 is an abundant number, since it is smaller than the sum of its proper divisors (1642448018224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023211202000 is a wasteful number, since it uses less digits than its factorization.

1023211202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18014 (or 17998 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1023211202000 its reverse (2021123201), we get a palindrome (1025232325201).

The spelling of 1023211202000 in words is "one trillion, twenty-three billion, two hundred eleven million, two hundred two thousand".